If you had said “German” I’d have a longer list…

Shotguns

Alex Henry ribless box lock pair 12 bore (1930)
Purdey 28 bore sidelock (1920)
Purdey 12 bore sidelock (1964)
Purdey 12 bore sidelock 2” (1947)
Wilkes 28 bore box lock (2 1/2”) (1937)
Charles Ingram 12 bore sidelock
Webley & Scott 12 bore box lock (1963)
Army & Navy .410 bore box lock (1925)

Magazine rifles

.275 Rigby Mauser
.350 Rigby Mauser
.416 Rigby Mauser

(I stupidly had the 350 and 416 refinished)

Double rifle

Isaac Hollis .375 flanged

from memory, might have missed one or two)