Regarding James W. Branch and Mary Elizabeth (or possibly Mary Jane) Bridges:
The 1900 U.S. census has their children as Clyde (6), Lucie M. (2), and James L. (5 months).
Clyde Branch, born 6 March 1894, had a wife and child, according to his World War I draft registration card.
The 1930 U.S. census shows has their sons Clyde (36, divorced) and Grady (23, single).
The 1935 Florida census has their sons as Clyde (41) and William Forrest (25).
The 1940 U.S. census has their sons as Clyde (46, divorced) and Forrest (30, single).
According to the Florida Death Index, James William Branch died in Hillsborough County in 1940. Find A Grave has an entry for James W. Branch, born December 26, 1870, died June 30, 1940. The TRAILS database index shows that there are death notices and funeral notices for him in the July 1 and July 2, 1940 issues of the Tampa Tribune.
The 1945 Florida census has William F. Branch (35, born Florida) living on 815 Wood with Evelyn Branch (22, born Alabama) and Alma J. (1, born Florida).
Find A Grave has an entry in the Keystone United Methodist Church Cemetery for Clyde Branch, born March 6, 1894, died March 30, 1955. An obituary for him appears in the April 2, 1955 issue of the Tampa Tribune.
Find A Grave has an entry in the Keystone United Methodist Church Cemetery for Mary Jane Branch, born March 2, 1870, died April 3, 1960. An obituary for her appears in the April 4 and April 5 issues of the Tampa Tribune.