<?PHP
declare(strict_types = 1);
$marking_types = array (
  'signature' => 'Signature',
  'watermark' => 'Watermark',
  'engraving' => 'Engraving',
  'scratch' => 'Scratching',
  'stamp' => 'Stamped',
  'overprint' => 'Overprint',
  'embossing' => 'Embossing',
  'handwritten' => 'Handwritten',
  'glued' => 'Glued',
  'embroidered' => 'Embroidered',
  'sewn' => 'Sewn',
  'screwed' => 'Screwed',
  'burnt_in' => 'Burnt in',
  'riveted' => 'Riveted',
  'nailed' => 'Nailed',
  'hallmarked' => 'Hallmarked',
  'punched' => 'Punched',
  'scarified' => 'Scarified',
  'cast' => 'Cast',
  'painted' => 'Painted',
  'drawn' => 'Drawn',
);