A Nomogram for the Law of Direction-Cosines

S. I. Tomkeieff

King's College, University of Durham, Newcastle-upon-Tyne.

Mineralogical Magazine; December 1942 v. 26; no. 179; p. 272-273; DOI: 10.1180/minmag.1942.026.179.02
© 1942, The Mineralogical Society
Mineralogical Society (www.minersoc.org)