India, Director General of Observatories. <br/><br/>
Indian Ephemeris and Natural Almanac : 1974 ., Director General of Observatories 

 - New Delhi  Government of India  1972 
 - xxii, 467p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy<br/>Ephemeris - India<br/>Nautical - Almanac - 1974