Volume 28; Issue 3

1

A Grating Monochromator for the Schumann Region

Year:
1938
Language:
english
File:
PDF, 531 KB
english, 1938
2

Calibration Wave-Lengths for Infra-Red Spectrometers

Year:
1938
Language:
english
File:
PDF, 217 KB
english, 1938
3

Investigations on the intrinsic properties of the color domain

Year:
1938
Language:
english
File:
PDF, 2.01 MB
english, 1938
4

A Study of Harting’s Criterion for Complete Achromatism

Year:
1938
Language:
english
File:
PDF, 694 KB
english, 1938