I do have the rifle. It is built on a Siamese Mauser action, which is pretty stout. I also received some loaded cartridges. While I can pull a bullet(s) and identify them, and I can weigh the powder, I have no way to Identify it. The rifle has a Shilen barrel and Timney trigger and shoots well. Reco...

I’m looking for loading information, your favorite load, or a manual/book which has info on this particular cartridge. Thanks.

I recently obtained a 338-348 AI, dies, cases, and bullets. However, while there are some loaded cartridges, there is no loading data. Does anyone have any loads using IMR 4350 and 200, 225, and 250 grain bullets? Does anyone know which of the old Ackley books/manuals contain this particular cartrid...