From the pic you have Birmingham post 1887 with the rhombus with a "12" over "C" and upto 1896. Probably closer to 1887 with the large strikers. The fuzzy pic of the mark of the "Crown" over "BP" is the preliminary black powder proof. Neat how the pattern is in the flats.

Kind Regards,

Raimey
rse

Last edited by ellenbr; 10/01/08 10:34 PM.