Ayyer [k S] N [m], M <br/><br/>
Text Book Of Light 

 - Madras  S Viswanathan  1953 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>NATURAL SCIENCES& MATHEMATICS--Generalia--MATHEMATICSLIGHT& INFRARED & ULTRAVIOLET PHENOMENA
<br/><br/><label>Dewey Class. No.: </label>535  / AYY-T