Experiments regarding efficiency of spectrographs
By: by J.S. Plaskett
Contributors: Dominion Observatory (Canada)
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 9-90304; CIHM/ICMH microfiche series -- no. 9-90304; Publications of the Dominion Observatory -- v. 1, no. 7 .
Publisher: Govt. Print. Bureau
Published: 1914
Place of publication: Ottawa
Language: eng
Format: [microform] /
Number of pages: 22
Subjects: Spectrograph; Spectroscopie; Astronomie; Spectrum analysis; Instruments; Spectrographes; Astronomical instruments
Notes: At head of title: Department of the Interior, Canada ...

Original issued in series: Publications of the Dominion Observatory ; v. 1, no. 7.

Tables.

Filmed from a copy of the original publication held by the École polytechnique, Université de Montréal, Bibliothèque. Ottawa : Canadian Institute for Historical Microreproductions, 1999.

p. [173]-199, 2 leaves of plates : ill. ; 30 cm.