432 



plotted as a function of L/2R for constant values of a/2R. The lobe 

 zones are marked out with the dotted curves. 



Our buckling pressxjres differ but a few percent from those 

 of the von Mises theory over a considerable range of shell parameters. 

 Although the differences •••^C no practical importance, we hope that 



OUT tabulations of the results of the theory will prove useful because 



t 

 of their comprehensiveness and convenien'** tf form. 



S 



