Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 968
the size of the main bar being duly proportionedto the power applied, as will be Been in the figure. … ZINC, composition an Zinc or Spelter has a crystalline texture. j~ brittle at ordinary tem- peratures, ami of a Miii-h-white color: ;it 800°, it is both malleable and ductile, and at a white heatit i- converted into vapor. When pure zinc is exposed to air and moisture, it acquires a dull color…
Mechanical engineering
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
