r women. If women are Mr. Holly anticipated the supplanting of forgings in a great We give an engraving of a simple and effective mole trap comparatively free from color blindness, they are so far measure by steel castings, which are already made of high lately patented by Mr. Henry W. Hales, of… … the pivots to increase the by a spring in the bottom of HALES' MOLE TRAP. leverage in moving the the groove. In one end of bail. The cover has an the handle is pivoted a short, N. J. As will be seen from the engraving it may be set arch across it, the surface stub knife blade, to be used over the…
Patented · Color · Glycerine · Improved · Patents · Iron · Scientific American · Heat · Pure silk · Trade catalogs · Takes place · Electric light · Steam engine · Telephone central · Sulphuric acid · Nitric acid · Horse power
Internet Archive · Public domain (published before 1931). Free to use for anything.