1920's Kamaka Cigar Box Ukelele sighting - in the wild!
I can't verify because it's an old photo, but it looks square and it's from Hawaii.
Sam Kamaka made Cigar Box Ukes in the early 1900's, so this is a good possibility! He also made pineapples, but this looks more square.
More history and photos of antique Cigar Box instruments can be seen
at the website http://www.homemade-guitars.com/