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 825
/ 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… … THE BALL ORE-STAMP. STAMPS, ORE. 791 and the bolt h. Above these are the side linings m and n, the lower ones of cast, the upper ones ofwrought iron. The mortar linings are changed about once a year. The shoes />, Fig. 3976, are madecircular with the sides cut off. On the upper side they have a…
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