Rectan- 

 gular 

 Beams 



CORRUGATED BAR COMPANY, INC. 



tfl ^ 



<^^ 



^]^ 



^ CO lO 1-1 

 lOt^OO o 



COCO-^ OO O 1-t (M O 



CO O O O 



a> t^ y-i Oi 



Oi 1— ( lO to 



TjH oco ir^ 



ooooo to 

 t^as o CO 



^ lOCO 



05 1-H '^l 



O O Oi to 

 GO !>• CO (M 

 O <M O t^ 





00 1-1 CO Oi 

 OiOO -^ t^ 

 COOOO (M 



to (M CO 00 

 05 COl>. C5 



O0C0(M to 

 (M to to (M 

 0(M »0 t^ 



1^ '^ cot^ 



Oi 1-1 CO 1-1 



T^ OeOO 



1-1 <N (NPO 



CO CO (N ro- 

 coco -^ a> 



t>. 05 1-1 CO 



O00(M i> 

 1:^ (M 00 CO 

 O0t-i(M CO 



(M O OO to 

 (N l^ O 00 



1-1 CO !:>- OO 



b- O 05 (M 



00 1-1 "* to 

 <N to 05 O 



CO Qt^ to 



CO O t^05 



CO (M 00(N 



1-1 <N(N CO 



!> CO to (M 

 CO to to CO 

 OOOIM to 



to O 05 t^ 



to CO o Oi 



OlMtO OXM-^t^ (NtOOOO 



<N O O CO 



,-1 CO ^ to 



Tti CO T-i (M 



1-1 1-1 (M <N 



to to QOO 



05 1-1 CO 1-1 



l^ rj^ T-H CO 



1-H (M COCO 



CO to (M O 



<N COOO 05 

 05 1-1 CO CO 



O CO to 05 



CO 00 00 (N 



to C^ to 00 



to 00 CO '^i 



r-t 1-1 (M (N 



t^ CO 00 00 

 Oi CO -^ 05 

 1-1 (N coco 



(N T-H (N (M 



C^ Oi CO t^ 



oc<j to 00 



^ 



(M O CO 



fH (M Oi 



to t^ 1-1 



T-l T-H (M 



CO 00 Oi !>. 



OCO 00 (N 



to 00 (M to 



1-1 i-i(N CN 



to to to C^ 



(M (M 1-1 to 



I> O CO t^ 



rH (N (M (N 



Q 00 00 to 



^ CO O OO 



i-t -^ 1> O 



1-1 1-H l-< (M 



O to to CO 

 OOO 1-1 -"ti 

 CO CO Oi "* 



00 to O CO 



t^ Tfl to 1-1 



(M to 



Oi <N Oi O 



1-1 (N <N CO 



rJH 00 OCO 

 •rt^ (M CO Oi 

 <M eOrt^Tjl 



t^ ^ 1-1 "^ 

 (M CO Oi CO 



t^ Q 00 Q 



tOOi-^ ^ 



TJ^ 00 1-1 t^ 



T-Hi-i(M (M 



i-< too Oi 

 1-1 (M (M CO 



1-1 to (M '^ 

 (N CSJ CO CO 



Q to 00 00 



^ 00 1-1 1-1 



l> CO 00 to 



C^ CO-* to 



Tti (M CO ^ 

 1-1 rH (N (N 



CO(M ■* (M 



M^ CO(M Oi 



CO ^ -* O 



rHC<J (M CO 



(M to CO Q 



CO to 00 00 



Tfl 00 CO 00 



(N (M CO CO 



Oi § Tf CO 

 O i-ix^ (N 



CO -* toco 



§2 a 



I? 02 



to toco 00 



(M ■* (M Oi 



"* to CO l> 



;^; 



T^H O Oi t^ 



(N 1-1 CO CO 



(M CO "* Oi 



CO b- Oi Oi 



S(M CO 

 Oi CO Oi Oi 

 t^ OCO to 



^ ;^ :^ 





i-Hi-lC<l<N rH,-H(NC^ rHC^(N(N rrlCqCNC^ (M(N<NeO 





r-ii-<(N(N i-ii-i(N(M i-i<N(N(M i-i(N<N(N (N(N<NCO 



COC3itOi-i QOQO t>.i-itOOi CO(MOOO <NiOQCO 

 00(Mt^<N 0»00t0 i-it^<Nr^ COOitOQ i-it^OcO 

 T-l(N(NCO C^llNCOCO (NC^COCO <N(MCO^ C0C0»OtO 



00O(M-<* OOOCO-* Q0O<MtJ< 000<N'* o<ncooo 



S 



^ 



90 



