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Scientific American, Vol. 53, No. 24 (1885) (1885)

leaf 5

An illustration from Scientific American, Vol. 53, No. 24 (1885), 1885, leaf 5
sustained lock designed to do away entirely with the long ‘strap, in the opening. The pressure of the spring on the bar by long stay bolts opposing the pressure in inside of the staples, and the padlock heretofore used, substi- produces enough friction to prevent the door swinging boiler. tuting a… … to ten days old, and deposited them pressure on closing, and the lock, springs, without loss at Charlottesville, Va., in hinges, and swivels surrounding the BROPHY’S IMPROVED MAIL BAG AND LOCK. the Rivanna River. The oldest of the mouth of the bag cannot be cut or re- fish were from 11 to 14 in. in…

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