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Scientific American, Vol. 97, No. 20 (1907) (1907)

leaf 7

An illustration from Scientific American, Vol. 97, No. 20 (1907), 1907, leaf 7
ch days on each of which this hen laid two eggs. tutes is the Vienna Institute, founded by Prof. Pal- will sink to the bottom, and the clear gold-yellow Although she was carefully watched for more than serum, which remains at the top. tauf with funds provided in part by the Austrian gov- a year and… … vessel, the lower end of which is these cases the possible mistake connected through a piece of rub- in the reading of the numbers on ber tubing with a needle that is the distinguishing bands by thrown under the skin of the animal, is used to make which the hens are identifled is to be considered.…

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