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Scientific American, Vol. 81, No. 22 (November 1899) (1899)

leaf 3

An illustration from Scientific American, Vol. 81, No. 22 (November 1899), 1899, leaf 3
usage as the visible to him are located, so that he may be able to defect when the speed of revolution is slow, as the box itself. Regarding the construction of the indica- properly lay his course. To do this various methods mariner may have to wait one or even two minutes tor, its outer shell is a… … around just far enough to ex- or eight faces, with one or more NEW TYPE OF LETTER-BOX BEING TESTED IN SAN FRANCISCO pose the next announcement or reflectors on each, as shown in time of the next collection plan and elevation. Figs. 1 and 2, lights, and another by some arrangement which will The…

Coyote · Patents · Exposition · Moth · Apparatus · East river · Vienna collection · South africa · Years ago · Gypsy moth · Fourth order · Post office · Ball bearings · Large number · Scientific American

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