Pledge, H. T.  1903-1960 <br/><br/>
Science since 1500 :  a short history of mathematics, physics, chemistry [and] biology / 
by H.T. Pledge 
 - London :  H.M. Stationery,  1939 
 - 356 p. :  ill. (incl. maps) xv pl. (incl. front., ports., facsims.) on l., diagrs. ;  23 cm. 
<br/><br/> At head of title: Board of education. Science museum 
<br/><br/><label>ISBN: </label> Rs. 10.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--History
<br/><br/><label>Dewey Class. No.: </label>509