Column 



Spirals 



Pitch 



and 



Percentage 



'X 



CORRUGATED BAR COMPANY, INC. 





-1^ 



^ 



fe? 



8J00 I ■" 





^kii 



fc s ft * t » 



WOlWNNNMNNi-tr-li-HrHiHrHiHt-lrH 



*»S*%Stft%ft* 



MNC<IiHrH,Hr-tl-( 







SflO \* \00 \n \qO \5!t \S0 \Q0 \00 \^ S^ NflO <» \N \p« 



eOe«NN(NMNNNr-lrHrHrHrHrHrHrH 



* ft t * 





ft kk^^ 



Ca tH rH rH rH 





ft ft ^^k^S^ft ft k^^k^^i 



ft ft ft ft„ ft ft 



ft ^^ki^kiiift ft k;st:s^;s?:^:^;^:i::s: 



ft ft k^^k^i^k ^^S^S^ 



CO CO d M eg C] M d C4 N M N eg 



ft ft ft ft 



ft^jj^j: 



ftftftftftftftftft 



ft k^^^ift ft S^^kk^^i 



eOCgCaNNNMCgrHiH.Hr-li-HT-tiH 



ftftftftftftftft ftftftftftftftftft 



ft ft :s^:^:?!:^;^:2^::?^:s^ft ft ;^;^:s?:s^:^^;^:f:::?^ 



eococqcgc^c<icJNcgNegN.-i^,-<rH»Hr-(^^»H 



ft ft 



ft ft ft ft ft 



ft ^;st:^ ::?:::?: 



ft fekS^^^ft k^^kk^ 



eoegejMNCJN'H.-iTHTH.-ii-i 



:3^ 



^^^i^ki^ 



150 



