Gilmour, Jess K., 1963- The practical astronomer's deep-sky companion / Jess K. Gilmour. - London : Springer, 2003. - xiv, 140 p. : col. ill. ; 26 cm. - Patrick Moore's practical astronomy series. . Includes index. ISBN: 1852334746 (pbk.) RM188.16 Subjects--Topical Terms: Astronomy--Observers' manuals.