Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 317
1257. REVOLVING HOISTINGDREDGE, balanced on railwaytruck. Lancaster pattern, withclam-shell bucket. ^lO MINING. … 1258. FLOATING DREDGE,Osgood pattern. For har-bor and channel dredging.
Mechanical movements
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