Browning, John <br/><br/>
How to work with the spectroscope 
John  Browning                                             
 - London  John Browning  1878 
 - 66p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy<br/>Spectroscope
<br/><br/><label>Universal Decimal Class. No.: </label>535.33  / BRO