Mc Henry, Douglas. <br/><br/>
Review of data on effect of speed in mechanical testing of -concrete / by Douglas Mc Henry and J. J. Shideler. 

 - Skokie, Illinois. : atories, Development Department 
 - [12] p. 
 - Bulletin D9 / Portland Cement Association, Research and Dev-elopment Laboratories, Development Department .
<br/><br/> "Authorized reprint from the copyrighted symposium on speed- of Testing, Special Technical publication no. 185 publishe-d by the American Society for Testing Materials 1956"