William Jr., Frank R., and John S. Urmson
The photo lists the boys on the back as "William ? Urmson Jr., age 16; Frank R. Urmson, age 14; John S. Urmson, age 9. Taken in 1924"
Photo is stamped with "Altman, New Haven, Conn" as the photographers studio.
Are William, John, and Frank part of your family? Please let me know.