A quoin is a device used to lock printing type in a
chase
Chase or CHASE may refer to:
Businesses
* Chase Bank, a national bank based in New York City, New York
* Chase Aircraft (1943–1954), a defunct American aircraft manufacturing company
* Chase Coaches, a defunct bus operator in England
* Chase Co ...
in
letterpress printing. Quoins are pairs of
wedges, facing opposite directions. A wrench or quoin key forces them together.
References
Letterpress printing
Relief printing
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