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Scientific American, Vol. 94, No. 16 (April 1906) (1906)

leaf 4

An illustration from Scientific American, Vol. 94, No. 16 (April 1906), 1906, leaf 4
be called century ago, represented the best that our forefathers have shown that although this is an age of advanced "burglar .proof" against the methods of attack which civilization, it is possible for communities to fall into could produce in the art of vault construction. A were common at the… … Model Showing: the Method of Jointing: the Armor- Front View of Hollar's Quadruple-Movement Electrical-Winding: Time-Lock. plate Walls at the Corners. ARMOR PLATE—THE LAST ANSWER OF THE BANKER TO THE BURGLAR. tough to resist the impact and shock of high explo- ance of a large hasp and padlock, was…

Vault · Pigment · Feet · Eruption · Motor · Scientific American · Manufacturers · Years ago · Great eruption · York city · Pure white · Auxiliary air · Feet wide · American april · White lead · Cubic feet

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