Thanks Daryl & Dave
https://www.doublegunshop.com/forums/ubbthreads.php?ubb=showflat&Number=484785

Union Fire Arms Co. Model 22

[Linked Image from photos.smugmug.com]

1. Hammer
2. Main Spring
3. Sear
4. Sear Spring
5. Rocker
6. Cocking Lever

Colton Fire Arms action in the Sears catalog No.112 appears to be the same image

[Linked Image from photos.smugmug.com]

[Linked Image from photos.smugmug.com]