FIG. 7. HOLES CUT IN PLATE 4x6 

 FEET, T 9 j INCH THICK. CUT, 264 

 INCH. TIME, 1 HOUR 



FIG. 8. STEEL CASTING AS IT LEFT THE 

 MOLD 



FIG. 9. SAME CASTING AFTER CUTTING 

 RISERS, SPRUES, ETC. 



