Qureshi Ibrahim Mohammad Pir  <br/><br/>
Controlled fall a new device./ 
Pir Mohammad Ibrahim Qureshi  
 - Lahore:  West Pakistan Agricultural Development Corporation;  1964. 
 - 20 pages;illustrations,pictures,diagrams,tables 
<br/><br/>Chapter I-Fourth law of (failing) Liquids  Chapter-II Mathemical Treatment  Chapter-III Other uses of the new device  
<br/><br/><br/>In English  
<br/><br/> Pbk  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics <br/>Report 
<br/><br/><label>Dewey Class. No.: </label>621.2 CON 1964