Inside Out Library · Explore

Scientific American, Vol. 90, No. 19 (1904) (1904)

leaf 11

An illustration from Scientific American, Vol. 90, No. 19 (1904), 1904, leaf 11
ET chines will be a great improvement over the old way tion of his. REMOVER. of doing this work. Another mechanical novelty which Mr. Falen’s mail-bag catcher is provided with the The introduction of the third-rail system of electric is being experimented with by this department of the usual bar… … the beer will keep a great length of time without de- terioration. The infinitesimally small quantities of an- serious problem, namely, the removal of the insulating tiseptic are introduced into the beer under the circum- stances favorable for the most effective action and the stormy weather of…

Internet Archive · Public domain (published before 1931). Free to use for anything.

More pictures from Scientific American, Vol. 90, No. 19 (1904)

More like this