I am in no way related to this person, but wanted to post the information in case it is helpful to someone.
Source, Lowell Sun Lowell MA January 6, 1949
JAMES J. COSGROVE
WILMINGTON - James J. Cosgrove, 57, of 18 Shawsheen avenue, an electrician at the Billerica car shops for the past 33 years, died early today at St. J ohn's hospital, following a brief illness.
The husband of Mrs. Mary (Robinson) Cosgrove, he was a member of the Woburn Lodge of Elks and the International Brotherhood of Electrical Workers.He was employed by the Boston and Maine railroad.Surviving besides his wife, are one son, James A. of Lowell;two daughters, Mrs. Mary Olson and Mrs. Marjorie Carlson, both of Wilmington;one brother, John, of Lowell;three sisters, Mrs. Thomas O'Laughlin and Mrs. John Reardon of Lowell and Mrs. Leo Vassar of Dracut, as well as several grandchildren.