Holm, Ragnar <br/><br/>
Electric contacts handbook/ 
Ragnar Holm 
 - 3rd ed. 
 - Berlin:  Springer-Verlag,  c1958 
 - xviii, 522 p.:  ill.;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> $ 13.13 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric contacts<br/>Electric conductors<br/>Electric switchgear
<br/><br/><label>Dewey Class. No.: </label>621.316