5

The adjustment of Lovibond red glasses

Year:
1935
Language:
english
File:
PDF, 937 KB
english, 1935
7

Tracking the Partially Illuminated Moon

Year:
1963
Language:
english
File:
PDF, 5.31 MB
english, 1963
9

The Selection of Color Temperature Altering Filters

Year:
1936
Language:
english
File:
PDF, 445 KB
english, 1936
10

New Measurements in the Fourth Positive CO Bands

Year:
1930
Language:
english
File:
PDF, 762 KB
english, 1930
11

Tracking the Partially Illuminated Earth or Moon *

Year:
1965
Language:
english
File:
PDF, 3.19 MB
english, 1965