Babcock, Horace W.
Diffraction gratings at the Mount Wilson Observatory, 1984.
Article, written by Horace W. Babcock, based on talk given June 14, 1984 at celebration at Johns Hopkins University of the 100th anniversary of Henry A. Rowland's concave grating.
Rowland, Henry Augustus, 1848-1901 -- Anniversaries, etc.
Johns Hopkins University -- Faculty.
Mount Wilson Observatory
Mount Wilson Observatory -- History.
Astronomical observatories -- United States -- California -- History.
Diffraction gratings -- Technological innovations.
Institutional History
Science.
Spectrum analysis.
Mount Wilson Observatory
AIP-ICOS
American Institute of Physics. Niels Bohr Library & Archives. One Physics Ellipse, College Park, MD 20740, USA