Feature                                             First   Last

Brass and Steel Saddle Bar with Ring        125         n/a

Rifle Style Brass Bar                                341         n/a

Staple Shaped Front Sight                        125         341

Full Length Tapered Forend                       588         na

New Shape Front Sight                             344         n/a

Patchbox                                                125      11844

No Patchbox                                        12155         n/a

Knurled Lever                                         125       8701

Plunger Copper Face                               270         n/a

Rear Sight Leafs (Large/Centered 3 5)      n/a        7471

Rear Sight Leafs (Small/Right 3 5)          7960         n/a

Button/Lip Lever                                    8721     13308

2nd Type Rear Sight                               8721     13308

Button/NO Lip  Lever                            13317         n/a

3rd Type Rear Sight                             13317         n/a

3 Trigger Plate Screws                           2099         n/a

Part Assembly Number Very Front

of Trigger Plate                                    12866         n/a

Nbr1 over Nbr2 on Trigger Plate            14112         n/a

2 Line Patent on Lockplate                       125         731

3 Line Patent on Center Lockplate

No Eagle                                                 949     13317

3 Line Patent on Right Lockplate

No Eagle                                            13219?        n/a

3 Line Patent on Right Lockplate

Eagle                                                  13344        n/a

U.S. on Buttplate                                  12298       n/a

Serial on Lockplate                                  125     13032

1863 on Lockplate                                13073     15889?

1864 on Lockplate                                16107        n/a

Forend Band Spring                              14910        n/a