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Scientific American, Vol. 2, No. 13 (March 1860) (1860)

leaf 15

An illustration from Scientific American, Vol. 2, No. 13 (March 1860), 1860, leaf 15
rnings of the Hudson River Rail- extent to which lard is used for illuminating purposes. fit into a groove in the upper beam, /, and when the road for February, 1860, were $209,422 ; for the same The simplest form of lamp is a saucer with a cloth laid planks have been slipped into these grooves… … spection no boiler shall be hereafter two volumes comprise one year. The volumes commence on the first erected in either city. The inspec- of January and July. THE EXCELSIOR LARD LAMP. Club Rates. tors are authorized to license com- Five Copies, for Six Months - $4 petent engineers, and every steam…

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