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Scientific American, Vol. 68, No. 16 (April 1893) (1893)
leaf 7
eing seen in but a single color. We recommend the rectangular box, all the material; and, finally, the use of this process, which is very easily put in practice larged and positive image upon the sensitized pap r. pocket camera, which is one or the other of the two To this effect, it suffices to… … ing. Along the water side a coffer-dam, 143 feet long and 29 feet wide, COFFER DAM AND CONCRETE FUNNEL ETC.-FOUNDATION OF ELECTRIC FOWER STATION. wasjbuilt, as shown in our illustrations. Piles were driven inside the- © 1893 SCIENTIFIC AMERICAN, INC.Patents · Feet · Apparatus · Munn · Exposition · Scientific American · Cable · Sausage casings · Post office · Letters patent · Gold leaf · Circuit court · Trades council · Horse power · York city · Opera glass
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