Trapdoor

[rcruiz]

Just got hold of Springfield trapdoor Sr.#127xxx fabrication date 1880 but this early receiver is an 1888 RRB all appropriate markings ,indexing marks align data database puts in one of 20 long range.rifles produced 1880 help

[RobsTV]

First, plan on using real black powder..

[M-Tecs]

Not sure what your are asking for but this is a good site to start with http://www.trapdoorcollector.com/

[No_1]

Moved to "Single Shot Guns" forum.

Great link M-Tecs!