Astronomical observatories
Found in 174 Collections and/or Records:
Observation Book, 1909-1910
Swan's observations from Chamberlin Observatory for 1909-1910.
Observation Book, 1910 April-1910 July
Howe's observations from Chamberlin Observatory for April-July 1910
Observation Book, 1910 July-1911 August
Howe's observations from Chamberlin Observatory for July 1910 – August 1911
Observation Book, 1911 August-November
Howe's observations from Chamberlin Observatory for August-November 1911
Observation Book, 1911 November-1912 November
Howe's observations from Chamberlin Observatory for November 1911-November 1912
Observation Book, 1912 November-1914 November
Howe's observations from Chamberlin Observatory for November 1912 – November 1914
Observation Book, 1914 November-1915 February
Howe's observations from Chamberlin Observatory for November 1914 – February 1915
Observation Book, 1915 February-1917 December
Howe's observations from Chamberlin Observatory for February 1915 – December 1917
Observation Book, 1918 April-1924 December
Howe's observations from Chamberlin Observatory for April 1918 – December 1924
Observation Book, 1924 December-1925 March
Howe's observations from Chamberlin Observatory for December 1924 – March 1925