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Scientific American, Vol. 56, No. 17 (1887) (1887)

leaf 7

An illustration from Scientific American, Vol. 56, No. 17 (1887), 1887, leaf 7
oes not quite for convenience in wind- do away with acid, but ing, so that there cannot saves nine-tenths of it. be a mistake as to which The Altpeter and Bansen are the inner and outer processes act upon the sec- ends of each coil. tion of the wire, trans- After winding the inner forming it from… … of sweeping; but found myself in that each layer. nearly his match, from my boy gardening ; It is advisable, before winding the outer and delightfully soppy green or with other portions of the paint to feel the master’s wire, should be provided with superiority in the use of a an extra wrapping of…

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