Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 379
ut the linewith exactitude. To lift a table or a desk, and at the same timekeep it always level, we may use pairs of wedges in the samemanner; they must, of course, be much larger and thicker thanthose used in linotypy. See next page for an illustration. To-day a book may be reproduced without any… … (Surfaces A and B are\paralleJ with each other.j J. W. Schuckers double-wedge justifier. WEDGES IN A NEW SERVICE 325 the proofreader, since a camera furnishes an exact facsimile ofthe original work. If the book is illustrated, a further economyis enjoyed; its pictures are copied as faithfully and…
Inventions · Inventors
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