Re: P58 type pistol for Prince Edward Island Volunteers

See Dr. C. H. Roads The British Soldier's Firearm From Smoothbore to Smallbore 1850-1864 p.273 paraphrasing; same cartridge as for the P/53 Enfield but shorter and lighter .853x568  weight  390 gr. powder charge 1dr. of R.F.G powder.