Archive
Tag "photocopier"
LETTERS COPIED AT HIGH SPEED (Sep, 1933)

Ah, life before the Xerox machine.

LETTERS COPIED AT HIGH SPEED

Copies are speedily made of correspondence and other business records with the aid of a new photographic duplicating machine. Through its use, a letter may be photographed directly upon a sheet of specially sensitized paper, requiring an exposure of only a fraction of a second, and developed at once in a portable darkroom. The instrument is especially designed for libraries, banks, insurance companies, and others requiring frequent duplication of card records and correspondence.

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Copying Machine Works In 8 Colors (Apr, 1936)

Copying Machine Works In 8 Colors

AN IMPROVED type of copying machine is capable of reproducing anything written with pencil, pen, or typewriter in as many as eight colors in a single operation. A gelatin material used in place of a stencil absorbs the inks used in making the original in sufficient quantities to reproduce hundreds of copies.

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