And we need some large close up photos of any markings. Value of ANY gun is based on exact make, model, condition. If you want to see a SIMILAR rifle in use, probably the best known movie depiction of a Martini-Henry in use is this-
You have to LIVE, DIE, and PAY TAXES, and pay for what you do between your LIVING and your DYING!
An American by birth, an Alaskan by CHOICE!
Iron sharpeneth iron; so a man sharpeneth the countenance of his friend. Prv. 27:17