TY  - BOOK
AU  - Campbell,Leon
AU  - Jacchia,Luigi
TI  - The story of variable stars
T2  - Harvard books on astronomy
U1  - 523.84 23
PY  - 1941/// [Reprinted 1946]
CY  - Philadelphia
PB  - The Blakiston company
KW  - Variable stars
N1  - Includes index
ER  -