A Three-Circle Goniometer

G. F. Herbert Smith

Assistant in the Mineral Department of the British Museum

Mineralogical Magazine; October 1899 v. 12; no. 56; p. 175-182; DOI: 10.1180/minmag.1899.012.56.07
© 1899, The Mineralogical Society
Mineralogical Society (www.minersoc.org)