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Scientific American, Vol. 7, No. 7 (1862) (1862)

leaf 7

An illustration from Scientific American, Vol. 7, No. 7 (1862), 1862, leaf 7
d there is a special department for this pur- best Pennsylvania refir:ed boiler iron (scraps from the requires but little power to operate it. We are told pose under the supervision of Admiral Fitzroy. An new gunboat boilers), each § of an inch in thickness, that it makesexcellent work making a… … were, in the first instance, when first introduced they believed that it was to be referred to the Comptroller of the Navy and the as- ruinous to them and only advantageous to the capi- sistant officers of his department for consideration talist. Thesequel has shown that the sewing ma- and report.…

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