TY  - BOOK
ED  - Her Majesty's Stationary Office
TI  - Astronomical ephemeris for the year 1975
U1  - 52(059) H.M. S. O 
PY  - 1973///
PB  - Her Majesty's Stationary Office
KW  -  Zonnestelse
KW  -  NAUTICAL ASTRONOMY
ER  -