diff --git a/backend/ar/object_addendum.json b/backend/ar/object_addendum.json
index 22ad5d42..5b1f244d 100644
--- a/backend/ar/object_addendum.json
+++ b/backend/ar/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/de/object_addendum.json b/backend/de/object_addendum.json
index 253f5d0e..ff1bce52 100644
--- a/backend/de/object_addendum.json
+++ b/backend/de/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Bemerkungen zu Fristen",
         "period_comment_explica": "Eine Notiz zu z.B. den Gr\u00fcnden f\u00fcr die Sperrung des Objektes.",
         "negative_id": "Negativ-Nr.",
-        "negative_id_explica": "Nummer zur Identifikation des Negativs einer analogen Aufnahme des Objektes."
+        "negative_id_explica": "Nummer zur Identifikation des Negativs einer analogen Aufnahme des Objektes.",
+        "salutation": "Anrede",
+        "incipit": "Incipit",
+        "incipit_explica": "Erste Worte eines Textes, die zur Identifikation des Textes gebraucht werden.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Schlie\u00dfende Worte eines Textes, die zur Identifikation des Textes gebraucht werden.",
+        "valediction": "Gru\u00dfformel",
+        "valediction_explica": "Gru\u00dfformel in einem Brief. Etwa: \"Mit freundlichen Gr\u00fc\u00dfen, Jane\".",
+        "salutation_explica": "Anrede, wie sie etwa in einem Brief zu finden ist. Z.B. \"Lieber John\"."
     },
     "ortart": [
         "",
diff --git a/backend/dsb/object_addendum.json b/backend/dsb/object_addendum.json
index b3eadd80..ea98b1da 100644
--- a/backend/dsb/object_addendum.json
+++ b/backend/dsb/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/en/object_addendum.json b/backend/en/object_addendum.json
index 4d796217..5711d478 100644
--- a/backend/en/object_addendum.json
+++ b/backend/en/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/es/object_addendum.json b/backend/es/object_addendum.json
index 22ad5d42..5b1f244d 100644
--- a/backend/es/object_addendum.json
+++ b/backend/es/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/fr/object_addendum.json b/backend/fr/object_addendum.json
index 2f249bdd..72e103d1 100644
--- a/backend/fr/object_addendum.json
+++ b/backend/fr/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/hsb/object_addendum.json b/backend/hsb/object_addendum.json
index b3eadd80..ea98b1da 100644
--- a/backend/hsb/object_addendum.json
+++ b/backend/hsb/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/hu/object_addendum.json b/backend/hu/object_addendum.json
index fe1a575c..8125d8d2 100644
--- a/backend/hu/object_addendum.json
+++ b/backend/hu/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/id/object_addendum.json b/backend/id/object_addendum.json
index ca753b44..c5be7ab5 100644
--- a/backend/id/object_addendum.json
+++ b/backend/id/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/it/object_addendum.json b/backend/it/object_addendum.json
index 22ad5d42..5b1f244d 100644
--- a/backend/it/object_addendum.json
+++ b/backend/it/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/iw/object_addendum.json b/backend/iw/object_addendum.json
index 22ad5d42..5b1f244d 100644
--- a/backend/iw/object_addendum.json
+++ b/backend/iw/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/nl/object_addendum.json b/backend/nl/object_addendum.json
index 22ad5d42..5b1f244d 100644
--- a/backend/nl/object_addendum.json
+++ b/backend/nl/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/pl/object_addendum.json b/backend/pl/object_addendum.json
index 581720a3..e9506bf8 100644
--- a/backend/pl/object_addendum.json
+++ b/backend/pl/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/pt/object_addendum.json b/backend/pt/object_addendum.json
index 28e919b8..03123e69 100644
--- a/backend/pt/object_addendum.json
+++ b/backend/pt/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/ru/object_addendum.json b/backend/ru/object_addendum.json
index a80b4a59..a181a694 100644
--- a/backend/ru/object_addendum.json
+++ b/backend/ru/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/tl/object_addendum.json b/backend/tl/object_addendum.json
index 22ad5d42..5b1f244d 100644
--- a/backend/tl/object_addendum.json
+++ b/backend/tl/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/tr/object_addendum.json b/backend/tr/object_addendum.json
index 67a221bd..0fd6f82e 100644
--- a/backend/tr/object_addendum.json
+++ b/backend/tr/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/uk/object_addendum.json b/backend/uk/object_addendum.json
index eb4bd563..d854178b 100644
--- a/backend/uk/object_addendum.json
+++ b/backend/uk/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",
diff --git a/backend/zh/object_addendum.json b/backend/zh/object_addendum.json
index 4d796217..5711d478 100644
--- a/backend/zh/object_addendum.json
+++ b/backend/zh/object_addendum.json
@@ -199,7 +199,15 @@
         "period_comment": "Note on periods",
         "period_comment_explica": "A note or comment on the reasons for an object's frozen publication status etc.",
         "negative_id": "ID of negative",
-        "negative_id_explica": "ID of the negative of the object's analog photo."
+        "negative_id_explica": "ID of the negative of the object's analog photo.",
+        "salutation": "Salutation",
+        "incipit": "Incipit",
+        "incipit_explica": "First words of the text used for identification.",
+        "text_explicit": "Explicit",
+        "text_explicit_explica": "Closing words of a text used for identification.",
+        "valediction": "Valediction",
+        "valediction_explica": "Valiediction of a letter. E.g. \"Yours sincerely, Jane\".",
+        "salutation_explica": "Salutation as used in a letter. E.g. \"Dear John,\"."
     },
     "ortart": [
         "",