Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 823
/ at the top, and by the iron frame N, the bunter-beam V, and the cheek-pieces T. They are bracedby iron beams G. The mortar proper, a, Fig. 3976, is cast in one piece and weighs 1,500 lbs. It isshown in plan in Fig. 3978. On the mortar bottom is placed the bed-plate c, and above this thedie proper…
Mechanical engineering -- Dictionaries
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