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Scientific American, Vol. 39, No. 24 (December 1878) (1878)

leaf 4

An illustration from Scientific American, Vol. 39, No. 24 (December 1878), 1878, leaf 4
n $30 or $60, and one of inferior qual- en rim for receiving the driving belt. The cranks are con- seem to realize that there are important elements of econo- ity will cost $20 to $30. nected, by means of hooks of ordinary round iron, with a mical management other than closely watching the wages… … accurate measurement. It is faulty are made of three pieces glued to- economy to practice borrowing and gether, bored, and driven on the spin- LATHES FOB AMATEUR MECHANICS. lending working tools. dle, secured by a pin passing through The idea that economy consists in both it and the spindle, and…

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