Vignetted portrait of a couple sitting

Vignetted portrait of a couple sitting. She wears a sari with blouse and holds her left arm with her right hand. She is barefoot. On her left, a man is sitting in a very decorated armchair. He wears a dhoti and a suit. He is also barefoot. Date of original material: [1960-61]. Size of original print/negative: 3 ½ x 2 ½ inches (2B). Format of original material: Glass plate black and white negative vignetted.