A catalogue of philosophical, astronomical, chemical and electrical apparatus (1846)
Wightman, Joseph M. (Joseph Milner), 1812-1885 · Boston : Printed by Samuel N. Dickinson & Co. · leaf 25
26 ELECTRICITY- I1KASS MOUNTED PLATE MACHINE. Fig. 36.-No. 101. … The above figure exhibits the form unci construction of the Brass Mounted Plate Machines, from a plate 16 inches to 2-t inches diameter. The Base is of Mahogany, supporting four glass pillars, mounted with Brass Bases and Caps ; the Axle of the plate revolves in Brass Balls on the top of two of the…
Scientific apparatus and instruments · Wightman, Joseph M. (Joseph Milner), 1812-1885
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
