An Improved Polarizing Microscope

A. F. Hallimond and E. Wilfred Taylor
Assistant Curator, Museum of Practical Geology, London1
Messrs. Cooke, Troughton, and Simms, Ltd., York
1Published by permission of the Director, Geological Survey and Museum.

Mineralogical Magazine; June 1946 v. 27; no. 193; p. 175-185; DOI: 10.1180/minmag.1946.27.193.01
© 1946, The Mineralogical Society
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