On the optical conditions required to secure maximum accuracy of measurement in the use of the telescope and spectroscope
By: by F.L.O. Wadsworth.
Series: Miscellaneous scientific papers of the Allegheny Observatory -- no. 10
Publisher: Printed by the University of Chicago Press
Published: 1902
Place of publication: Chicago
Language: eng
Number of pages: 84
Subjects: Telescopes.; Spectroscope.; Resolution (Optics)