16 



CAMBRIA STEEL. 



STANDARD SHIP CHANNELS. 



0. 60 



(B.S.O. 17) 

 WT. 23.7, 25.2, 28.3 AND 31.3 LBS. 



t. 





C. 61 



(B.S.O. 20) 



WT. 24.6, 26.3, 28.0, 31.4 

 AND 34.8 LBS. 



40' (^ 



92' 



-10- 



-H 



.*... 



0. 63 



(B.S.C. 25) 

 WT. 30.6, 32.7, 36.8 AND 40.8 LBS. 



.425 /TI 



-12- 



