89 EIB'LE BAEBELS, .30 CALIBEE, No. 10294. Section marked M 3 A. Annealed ,as usual. Pressure per square inch. Barrel section. Remarks. Diameter. Expansion. Pounds. Inch. Inch. 16,300 0.980 0. 24,450 .980 0. 28.520 .980 0. 32,600 .980+ 0.*+ 34,640 .980+ 0.+ 36,670 .980+ 0.+ 38,710 .980+ 0. + 40,750 .980+ 0. + 16,300 .980 0. 42,790 .980+ 44,820 .981 .001 46,860 .981+ .001 + 48,900 .983+ .003+ 50,940 .986 .006 52,970 .988 .008 57,050 .993+ .013 61,120 .998 .018 16,300 .997 .017 No. 10295. Section marked M 3 B. Annealed by residual heat. Pressure per square inch. Barrel section. Remarks. Diameter. Expansion. Pounds. Inches. Inch. 16,300 0.980¿ 0. 24,450 .980¿ 0. 28,520 . 980£ 0. 32,600 .981 .000* 34,640 .981 .000* 36,670 .981 .000* 38,710 .981 .000* 40,750 .981 .000* 16,300 .980^ .0 42,790 .981 .000* 44,820 .981 + .000*+ 46,860 .982- .00H 48,900 .983 .0021 50,940 .988 . 0073 52,970 .991* .011 57,050 .997+ .017- 61,120 1.002+ . 022- 16,300 1.001 + .021-