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Scientific American, Vol. 63, No. 14 (1890) (1890)
leaf 4
,310 not by strained exertion, but by regularity. The are artistically grouped and represent a large number mind can be so trained to this that at certain hours in of species. Mr. Bell says the number of insects de- net tons. to stroyed in this manner is very great, some nights the day it will turn… … of bichloride mercury and an THE BLUESTONE, W. VA, © 1890 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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