TY  - BOOK
AU  - Bray,R.J.
AU  - Loughhead,R.E.
TI  - Sunspots
SN  - 048663731X :
AV  - QB525 .B78 1979
U1  - 523.7/4 
PY  - 1979///, c1964
CY  - New York
PB  - Dover Publications
KW  - Sunspots
N1  - Reprint of the ed. published by Wiley, New York; Includes bibliographies and indexes
ER  -