Students could tell when a class assignment was hot out of the machine by the strength of the odor of the pages. The output of the ditto machine had a special aroma. Before the inkjet printer, before the laser printer, before the dot-matrix printer, before the photocopier, there came the mimeograph machine. It will dominate the world of small-press-run publication for a century. Who invented mimeograph?ġ876: Thomas Edison receives a patent for the mimeograph. What did mimeograph ink smell like? With its rapturously fragrant, sweetly aromatic pale blue ink, mimeograph paper was literally intoxicating. Before photocopiers, teachers reproduced worksheets for their students using a variety of inventive methods. This young pupil is using a jelly pad (gelatine hectograph) at the NSW Schoolhouse Museum to print a map of Australia into his workbook. What did teachers use before photocopiers? How were copies made before photocopiers?Ī spirit duplicator (also referred to as a Rexograph or Ditto machine in North America, Banda machine in the UK) is a printing method invented in 1923 by Wilhelm Ritzerfeld that was commonly used for much of the rest of the 20th century.Why did the students smell the paper in fast times?.What is the difference between duplicating machine and photocopying machine?.What did teachers use before photocopiers?.
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