Calthrop, John Edmund. <br/><br/>
Advanced experiments in practical physics  /    
John Edmund Calthrop . 
 - 2nd ed. rev. by J.A. Pryde. 
 - London :   Heinemann,   [1938]. 
 - xv, 142 p., 11 :    ill., diagrs. ;    23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics --Experiments.------