hectograph








noun

  1. a process for making copies of a letter, memorandum, etc., from a prepared gelatin surface to which the original writing has been transferred.
  2. a machine for making such copies.

verb (used with object)

  1. to copy with the hectograph.

noun

  1. Also called: copygraph a process for copying type or manuscript from a glycerine-coated gelatine master to which the original has been transferred
  2. a machine using this process
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