History of central fire 12 gauge shotshells

History of central fire 12 gauge shotshells
I would like to know if it is possible to establish the date in witch the 12 Gauge

[quote=“vitor teixeira”]History of central fire 12 gauge shotshells
I would like to know if it is possible to establish the date in witch the 12 Gauge

ELEY introduced a central fire 12 gauge shotshell in 1865 according to C.W.Harding’s book : “Eley cartridges -a history og the silversmiths and ammunition manufacturers” from 2006