I've used 10 to 15 pounds of Olde Eynsford in my .45, 50, 54 and .58 calibers. I have not had good results with OE 3F, but OE 2F and OE 1 1/2F are wonderful powders . Craig Kirkland, owner of Bear River Powder, a Goex Master Distributor, told me a couple of years ago that the only caliber he...