Photographic postcard portrait of two men in Western attire

This real photo postcard features a black and white image of two men dressed in Western attire. The man on the left is wearing fur chaps, a hat and a fringed jacket and has a scarf tied around his neck. He is holding a lasso in his left hand and a pistol in his right. The man on the right is wearing cropped pants and a jacket to match. He has fabric sash around his waist and is wearing a headpiece. On the back of the postcard the word [POST CARD] is printed at the top. The words [CORRESPONDENCE] and [ADDRESS] divide the back into two sections. Residue from adhesive is visible in five places, in each corner and in the center of the postcard. There are no inscriptions, front or back.