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Scientific American, Vol. 33, No. 4 (1875) (1875)

leaf 4

An illustration from Scientific American, Vol. 33, No. 4 (1875), 1875, leaf 4
entially of two large verti- After passing through Davis’ Strait and up Baffin’s Bay, cal brushes driven by a steam engine; a number of dirty car- the vessels will push on at once northward through Smith riages, making up a train of any length, is passed slowly be- Sound, which has of late years… … affected the results. The chief of After traveling together for six days SLEDGE FOR THE ARCTIC EXPEDITION. these was the velocity with which one sledge is dropped with only six each carriage was drawn between the brushes by the locomo- being placed about 9 inches apart, and 9 inches from the side…

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