TY  - BOOK
AU  - Burnham,Robert
TI  - Advanced skywatching
SN  - 0783549415
AV  - QB64 .A38 1997
U1  - 520 
PY  - 1997///
CY  - Alexandria, Va.
PB  - Time-Life Books
KW  - Astronomy
KW  - Observers' manuals
N1  - Includes bibliographical references and index
UR  - http://www.naturecompany.com
ER  -