Pottery and porcelain of the United States : an historical review of American ceramic art from the earliest times to the present day (1893)
Barber, Edwin Atlee, 1851-1916 · New York : G. P. Putnam's Sons · leaf 29
jars,jugs, crocks, cuspidors, and umbrella jars. A jigger isa machine which carries a revolving mould, in which theclay is shaped by a former, which is brought down intothe mould and held in place by means of a lever. Wegive on page 6 an illustration of one of the jiggers madeby Mr. Peter Wilkes,… … 4.— Jigger. 6 .A PROCESSES OF MANUFACTURE. 7 down. D is an iron fork which prevents the frame Cfrom turning. E is the former or profile which shapesthe interior of the vessel. The lever or pull-down, abovethe horizontal bar Ff gives a transverse motion, andforces the former toward the side of the…
Pottery, American · Pottery
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