Inside Out Library · Explore

Scientific American, Vol. 14, No. 17 (1866) (1866)

leaf 19

An illustration from Scientific American, Vol. 14, No. 17 (1866), 1866, leaf 19
o get sufficient velocity on these machines the warm surrounding air. Extension of Patents. without driving the hand and arm at such a rate It is claimed that this cooler will save fr¢m thirty- that the operator is soon tired out; moreover one three to fifty per cent of ice,as it was in use last… … taken off any table without coolers. Saraples may be seen at the warerooms o! marring the surface, and J. Hall Reohrman, No. 606 Cherry street, Phil- will greatly facilitate opera- adelphia, where orders will be received. State rights tions. will be disposed of on application to the patentee, The…

Internet Archive · Public domain (published before 1931). Free to use for anything.

More pictures from Scientific American, Vol. 14, No. 17 (1866)

More like this