2 exposures in a single frame

2 exposures in a single frame. "Double shot" studio bust-shot of a man. He wears white shirt long sleeves. Location: Tamil Nadu, Karaikudi, Vasen Studio. Date of original material: [1952-53]. Size of original print/negative: 4 ¼ x 3 ¼ inches (Quarter). Format of original material: Glass plate black and white negative.