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N.G.C. 6822,: A remote stellar system, (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1925
The observational approach to cosmology, by Edwin Powell Hubble,  1937
Extra-galactic nebulae, (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1926
The source of luminosity in galactic nebulae, (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1922
THE PROBLEM OF THE EXPANDING UNIVERSE:FROM THE SMITHSONIAN REPORT FOR 1942, PAGES 119-133 by Edwin: Hubble,  1943
THE NATURE OF THE NEBULAE by Edwin: Hubble,  1939
A spiral nebula as a steller system,: Messier 31, (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1929
The Observational Evidence For An Expanding Universe by Edwin. HUBBLE,  1953-01-01
Effects of red shifts on the distribution of nebulae, (Contributions from the Mount Wilson observatory) by Edwin Powell Hubble,  1936
The velocity-distance relation among extra-galactic nebulae, (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1931
THE 200-INCH HALE TELESCOPE AND SOME PROBLEMS IT MAY SOLVE by Edwin: Hubble,  1949
The direction of rotation in spiral nebulae (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1943
A spiral nebula as a steller system,: Messier 33, (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1926
A general study of diffuse galactic nebulae, (Contributions from the Mount Wilson Observatory) by Edwin Powell Hubble,  1922 |