Top photo is closer to the 1870's, bottom photos are a bit later 1810's-1890's Montana, the wild west.
Some French postcards would come in a series, like mini soap operas that each tell a little story. Some have captions, this pair with children does not so we are left to wonder if a wrong note set off this brawl.
Black & white postcards of British actresses at the turn of the century. Phyllis Dare, Marie Studholme, and Ada Reeve.
Portrait of a young man taken at the Wilhelm Kersten studio in Berlin. Carte de visite cards (CDV) are about the size of a calling card.
CDV portrait of a man taken at the London & Company studio in London.
Real photograph postcard portraits of 2 American young ladies from the early 1900's. In the top photo the young lady is 17, in the bottom photo, Pearl is aged 19.
Two real photo postcard (RPPC) portraits commemorating young boys confirmation. The top postcard is of a French lad, the bottom is American (labeled young Raymond).
Two different postcard images of ladies wearing hats. The top is a home photo from France that was turned into a postcard. The bottom image is a professional English photo of an actress. Both are images you can use.