From Handloader 140, July/August 1989: Only one load is listed with the 300 grain Hornady; W-W Super 348 Win. cases, CCI-200 primers, 58 grains of IMR-3031 for 1,905 f.p.s., pressure not indicated. The 400 grain Speer bullet from 66.7 grains @ 38,000 p.s.i. {by Homer Powleys computer} to 67.4 grains...