Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 787
-Tlie fryibil suiug-ioutiug machine.Machinery. Tot SAFES AND VAULTS. SAFES AND VAULTS, I. Burglar-proof Construction.—The hij^hest skill of the safe-maker is now devoted to the construction of strong-rooms and vaults for banks and safe-deposit companies. … Fio. 1.—Safe-deposit and bank vault. Elevation. Safe-deposit and Bank Vaults.—Fig. 1 represents a front elevation of a structure in-tended to be proof against not only fire and burglars, but the depredations of a riotous mob.
Mechanical engineering
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