Lyman Shippy and Robert M. Brydges.  This photograph was purchased from an Ebay seller located in Florida. On the back it says "For Neta," the men's names, and a note that Brydges was "my grandfather B).

Lyman Shippy, 1874-1920 (left) and Robert M. Brydges, 1875-1928 (right).

William Boswell operated a photographic studio in Traverse City between 1894 and 1901.