Elementary geometrical optics /

by Ramsey, A. S. (Arthur Stanley), 1867-1954
Published 1920

Optical image evaluation : Proceedings of the NBS Semicentennial Symposium on Optical Image Evaluation, held at the NBS, on October 18, 19 and 20, 1951.

Published 1954

Optical glass at the National Bureau of Standards /

by Glaze, Francis Werner, 1895-
Published 1948

Atomic energy levels as derived from the analyses of optical spectra.

by Moore, Charlotte Emma, 1898-
Published 1949

Optical and mechanical characteristics of 16-millimeter motion-picture projectors /

by Stephens, Robert Eugene, 1905-
Published 1942

Slip casting of clay pots for the manufacture of optical glass at the National Bureau of Standards /

by Heindl, Raymond Albert, 1892-
Published 1946