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Scientific American, Vol. 56, No. 8 (1887) (1887)

leaf 3

An illustration from Scientific American, Vol. 56, No. 8 (1887), 1887, leaf 3
the ward, to facilitate the emptying of the mail matter car is hinged a heavily made flap, or leaf, to which, in directly-into the mail collector’s bag. turn, there is hinged a platform, to the opposite end This letter box, the invention of Mr. A. V. B. Bush, of No.2 Fulton 8t., New York city, is… … WALKER’S IMPROVED TRANSOM LIFTER. ‘rounded bya flange thickened “ at two or more points along face of the platform when the latter is in its lowered the outer edge, and provided with holes for receiving When closed, the transom can be opened by moving position. The platform normally rests in its…

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