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Scientific American, Vol. 84, No. 10 (1901) (1901)

leaf 9

An illustration from Scientific American, Vol. 84, No. 10 (1901), 1901, leaf 9
ned under these conditions is a tri-ammoniac ar: r+ A PAIL FOR LIVE BAIT. seniate of cobalt, having the formula (As O,)., Cos; Every fisherman knows how difficult it is to keep + 3 NH, + 5 H, 9, which approaches the zinc salts:ob- minnows alive. If the fish are kept in a pail, the tained by M.… … drawback, Adolph Richter, 1138 First Avenue, Manhat- tan, New York city, employs a special device for press- ing the valves firmly against their seats during the feeding sufficient oxygen to enable the fish to live not time they should remain stationary, the valves being only for hours, but for…

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