TY  - BOOK
AU  - Dobson,G.M.B.
AU  - Griffith,Idwal Owain
AU  - Harrison,Douglas Neill
TI  - Photographic photometry: a study of methods of measuring radiation by photographic means,
AV  - QC391 .D67
PY  - 1926///
CY  - Oxford
PB  - Clarendon Press
KW  - Photometry
ER  -