Here are a few more, courtesy of Ivanhoe:

Westley Richards, 16-bore; 26 ¼” barrels; rotary underlever; with percussion cartridge inserts; No. 9805; 170 Bond St address.
[Linked Image from i.imgur.com]

Westley Richards, 12-bore, lateral top lever; 170 Bond St. address.
[Linked Image from i.imgur.com]

Edwin Wilson of Horncastle, 12-bore; 29 ½” barrels; No. 385.
[Linked Image from i.imgur.com]

E & G Higham of Liverpool, 12-bore; 30” barrels; No. 2465.
[Linked Image from i.imgur.com]

John Young Potter of 52 High Street, King’s Lynn; 12-bore; 27 ¾” barrels; signed “J. POTTER HIGH St. LYNN NORFOLK; border engraved; stock with heel and toe plates; No. 176.
[Linked Image from i.imgur.com]