An introduction to astronomy / Laurence W. Fredrick [and] Robert H. Baker. Fredrick, Laurence W. Baker, Robert Horace, 1883- Introduction to astronomy. Astronomy. QB45 .F82 1974 520 FRI First-7th ed., by R. H. Baker (7th ed., with L. W. Fredrick) Supplemented by: Student self-study guide (xviii, 198 p. illus. 23 cm.) published: New York, Van Nostrand [1974] Call no.: QB45.F82 1974 Suppl. Bibliography: p. [429]-430. New York, Van Nostrand 1974 1974 1974 Text xii, 453 p. eng