- 1J. M. Schaeberle
Terrestrial Atmospheric Absorption of the photographic rays of light
Sacramento: A. J. Johnston 1893; 89 S.
USA / Sternwarte; Astronomische Beobachtung; Lichtabsorption - 2Lick Observatory
Meteors and Sunsets observed by the Astronomers of the Lick Observatory in 1893, 1894 and 1895
Sacramento: A. J. Johnston 1895; 86 S. : Ill.
USA / Sternwarte; Astronomische Beobachtung; Meteor