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Scientific American, Vol. 39, No. 6 (August 1878) (1878)

leaf 4

An illustration from Scientific American, Vol. 39, No. 6 (August 1878), 1878, leaf 4
f a tube bent surface and proper degree of softness, and is easily manipu- the manufacture of an improved product or material suita- into the shape of a siphon, which when it had reached the ble for paving roads and other places and for roofing, etc. lated when necessary to replenish the supply of… … the capillary tube when the temper- structed as to fasten the blind or ature rises, without letting it flow shutter automatically when swung back when it lowers, if moreover open, and in such a way as to pre- the precaution has been taken to vent all rattling or shaking of the incline the tube…

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