kijt M: NOW READY. Containing Several Thousand Receipts, coverftufthe Pjxperiniefttal ^Science, Latest, most Important, and most UBeful Discoveries in Engravings direct from photographs and other copy. Our circular "N" shows tpeciraenB. Fine printing a specialty. Chemical Technology, and their… … Hardened Steel Squares. or low cost, should procure a complete set of the Archi- Bevel Protractors, and full tects' and Builders' Edition of the Scientific of fine Tools for mechanics. By Geo, M. Hopkins. Send 2-cent stamp for full list. .__Jts? 5TERE0PTICONS American. L S. Starrett, Athol, Mass.…
Patents · Munn · Pullman · Patented · Scientific American · American supplement · Years ago · Sea water · Great deal · Patent office · Express money · Object glass · Magnifying power · Sugar cane
Internet Archive · Public domain (published before 1931). Free to use for anything.
