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Scientific American, Vol. 57, No. 1 (1887) (1887)

leaf 5

An illustration from Scientific American, Vol. 57, No. 1 (1887), 1887, leaf 5
d the cape, and also afford- ing a means of assist- awning itself is entirely drawn to the top of the frame ingin the ventilation by the cords. The whole device can be easily put in of the room, when a place or taken down without the aid of any special or small damper in the expert help. et 0 door… … BRADLEY’S FLOOR JACK. works of the required sition in laying floors, but the device may also be length and a little used as anordinary lifting or pressure jack. It has more than the needed girth; and it is first spring-connected side pieces, hinged to a central box taken to the shop to with open…

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