Books about Cyclopaedia of Useful Arts, Mechanical and Chemical, Manufactures, Mining, and Engineering: Hammer to Zirconium

Books about Cyclopaedia of Useful Arts, Mechanical and Chemical, Manufactures, Mining, and Engineering

Books about Cyclopaedia of useful arts, mechanical and chemical, manufactures, mining and engineering : vol. 2, Hammer to Zirconium

Books about Cyclopaedia of Useful Arts Mechanical and Chemical, Manufacturing, Mining and Engineering

Excerpt from Cyclopedia of Useful Arts, Vol. 2: Mechanical and Chemical, Manufactures, Mining, and Engineering; Hammer to Zirconium The raising-nammer, fo'r raised works in metal, is rounded at the Edge, and of various forms. The planisfiz'ng-lzammer has a flat smooth face the gold eealer's lnzmmer, a somewhat rounded one; the