Flong
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In relief printing, a flong, also called a matrix or mat, is a flat material made of paper and paste or wood pulp and filler that can be formed into a mold by pressing it onto a forme of set type or o
A flong being made, Leipzig, Germany, 1953
Figure 24 from Kubler's A New History of Stereotyping (1941), reproducing a page from Der curiosen Kunst- und Werck-Schule (1696) describing a paper-based type molding process.
Beating a papier-mâché flong into a forme.
A steam drying table for the flong and forme.
Rotary printing press
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A rotary printing press is a printing press in which the images to be printed are curved around a cylinder. Printing can be done on various substrates, including paper, cardboard, and plastic. Substra
Flong
…and the resulting mold is used to cast a flat or curved metal stereotype (or "stereo") that can be used in letterpress printing on either flat-bed or rotary press. After the flong is made, the original type can be distributed (for hand-set composition) or melted down (for hot metal typesetting). The term flong…
Early rotary newspaper printing press in Bristol, 1858
'Annand' newspaper press, 1908
Die Buchdruckerei by Daniel Chodowiecki