The SciencesOctober 14, 1916
Astronomy for 1915
A Review of the More Notable Events, and Work Accomplished
Stories by P. Puiseux
The SciencesMarch 27, 1915
The Reaction of the Planets upon the Sun—II
Influence of the Earth and a Study of Sun Spots
The SciencesMarch 20, 1915
The Reaction of the Planets upon the Sun—I
Influence of the Earth and a Study of Sun Spots