Dan: Merely an educated guess (mostly from reading Diggory's book on boxlocks). My 16 has similar lines (and build quality) and the few Osborne guns I've seen look strikingly similar. Evidently (per Mr. Hadoke), Osborne was also a supplier of boxlocks to the trade in the early 20th Century.

Last edited by Lloyd3; 06/09/16 10:30 PM.