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Scientific American, Vol. 62, No. 12 (March 1890) (1890)

leaf 4

An illustration from Scientific American, Vol. 62, No. 12 (March 1890), 1890, leaf 4
iations of speed and power are cap piece passing downward on the inner face of the register with an aperture in the bottom of the seed designed to be so completely under the control of the curtain and perpendicularly upward on its outer face box. The seed are discharged into a spout extending… … BAKER'S CURTAIN FIXTURE. The Chicago Elevated Railnray. The Lake Street elevated railway, of Chicago, is now length of the curtain. The bar sliding on the sleeved in progress of construction. The line is from the east pins has a friction roller journaled at one end, and all end of Lake Street along…

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