Diaries; 1905, 1911-1917, 1921

1905 - Personal diary (brief, scattered entries)
1911-1912 - Notes on seismic activity
1912 - Notes on storms, seismic activity, and sun spots
1913 - Notes on storms, seismic activity, and sun spots
1914 - Notes on storms, seismic activity, and sun spots
1915 - Notes on weather, seismic activity, and sun spots
1916 - Notes on weather, seismic activity, and sun spots
1917 - Notes on weather, seismic activity, and sun spots
1921 - Notes on weather and seismic activity

Sun Spot Sketches; n.d., 1915-1920

Sun Spot Sketches; 1915-1916
Sun Spot Sketches; June-Dec. 1916
Sun Spot Sketches; Dec. 1916-May 1917
Sun Spot Sketches; May-Oct. 1917
Sun Spot Sketches; 1918-1920
Sun Spot Sketches; n.d.