TY  - BOOK
AU  - Papadopoulos, Christos
AU  - Scovil, Charles
TI  - True visual magnitude photographic star atlas: vol. 3, northern stars
SN  - 0-08-021626-9
PY  - 1980///
CY  - Oxford
PB  - Pergamon Press
KW  - Atlas
KW  - Northern stars
KW  - Stars
KW  - Visual magnitudes
ER  -