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Scientific American, Vol. 68, No. 23 (1893) (1893)

leaf 3

An illustration from Scientific American, Vol. 68, No. 23 (1893), 1893, leaf 3
ontal position by a section of the trolley support. The conduit walls are ture of labor upon the boat, which is only 28 ft. long shaft rotated by a gear from the driving shaft. A by 14 ft. wide, it may be stated that the tiles of the arranged to be taken apart in sections, being sus- ehute… … spokes carried by the shaft. The end wall of the larger plates at opposite sides of the slot. The sleepers on end of the drum is of screening material, and between most of which have had to be specially cut. There are no windows, but all four sides of the barge will be opposite sides are connected…

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