Christies auction sale London 14 December 2005 has the following

Lot 31 Jeffery .577 DB boxlock non-ejector serial number 2416 estimate 6500 to 9000 English Pounds

Lot 32 I Hollis .450 (3 1/4" nitro-express) DB boxlock non-ejector serial number 15018 estimate 4500 to 6500 English pounds.

Both are pictured. Dig deep into your pockets friends!

Regards,

Norman