3 Vintage Postcards Flashers Made of Native American Cowboy Gunfight Asian Women

The cowboy gunfight and the two Native American Indians are both PETLEY postcards Tucson, Arizona and Grand Canyon five and five eights by 4” in good shape mostly flat. the Asian one have a curve to it. I think with some pressure it could be flattened. It is 4” x 5 and five.