Nitro476 is exactly right. The rising bite Rigby on Galazan's website is far too light to have originally been a 470. In fact, this particular rifle (s/n 15950. circa 1887-1888) pre-dates the dawn of the 470 cartridge by more than a decade!

This fine lady, albeit beautiful, has been re-barrelled.

This hunter's search for a .450/.470 class nitro DR will have to continue...

SWT577