McIntosh, J. D. <br/><br/>
Guide to the specification of the quality of mortar. 

 - London :  Concrete Society,  1969. 
 - Technical paper ;  C1/SfB Dg4 .
 - Concrete Society. Technical paper.  Concrete Society. Technical paper. .
<br/><br/> Evening meeting at the Royal Aeronautical Society, Wednesday, 2 April 1969. 
<br/><br/>Bibliography: p. 8. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mortar.<br/>Quality control.