An Improved Polarizing Microscope. III. The Slotted Ocular and the Slotted Objective1

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

Mineralogical Magazine; March 1948 v. 28; no. 200; p. 296-302; DOI: 10.1180/minmag.1948.028.200.05
© 1948, The Mineralogical Society
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