๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

CORRELATION OF THE SHADE NUMBERS AND DENSITIES OF EYE-PROTECTIVE GLASSES

โœ Scribed by COBLENTZ, W. W.; STAIR, R.


Book ID
115375471
Publisher
Optical Society of America
Year
1930
Weight
199 KB
Volume
20
Category
Article
ISSN
0030-3941

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