Inside Out Library · Explore
Scientific American, Vol. 41, No. 5 (1879) (1879)
leaf 0
ns of compound condensing could be injected and removed at will by the attending phy- dence, and more reliable, than the most consummate expert that ever took the stand. Placing the genuine and spurious lenses of five inches diameter, the rays thrown upon the sician, whose observations were of such… … © 1879 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
More pictures from Scientific American, Vol. 41, No. 5 (1879)
More like this
