Atlas of galaxies : useful for measuring the cosmological distance scale /
Allan Sandage and John Bedke.
- Washington, DC : Scientific and Technical Information Division, National Aeronautics and Space Administration :, For sale by the Superintendent of Documents, U.S. G.P.O.,. 1988.
- vii, 13, 95 p. : ill. ; 51 cm.
- NASA SP ; 496 .
- 523.1/1 .