Sinha, R P N <br/><br/>
Our Trees 

 - New Delhi  Publicatons Division  1900 
 - 100p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--Reference Reading room
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural Science & mathematics--General principles of mathematicsSerial publicationsGeneralia--Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.52  / SIN-O