Jones, Elwyn,  1901- <br/><br/>
A method for the determination of the velocity of detonation over short lengths of explosives, 
by E. Jones. 
 - London,  Printed and published by H.M. Stationery Off.,  1926. 
 - 21 p.  illus., tables, diagrs.  25 cm. 
 - [Great Britain] Safety in Mines Research Board. Paper  no. 22 .
<br/><br/> At head of title: Mines Department. 
<br/><br/>Bibliographical foot-notes. 
<br/><br/><label>LCCN: </label>gs 27000053  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mine safety.<br/>Explosives.
<br/><br/><label>LC Class. No.: </label>TN295  / .G65 no. 22