TY  - BOOK
AU  - Hearnshaw,J.B.
TI  - The measurement of starlight: two centuries of astronomical photometry 
SN  - 0521403936
PY  - 1996///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Astronomical photometry
KW  - History
KW  - Stars
KW  - Photographic measurements
N1  - includes index
ER  -