Bholanath, Lala <br/><br/>
A handbook of Maharajah Jaisingh's Astronomical Observatory, Delhi 

 - New Delhi:  Roxy Press,  1900 
 - ii, 16 p., [4] leaves of plates : ill ; 18 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomical instruments