Maywood Preston Winslow Sr., 84 a retired electrician for the Naval Research Laboratory here and a gateman for local sports events, died Tuesday at Prince George's General Hospital after a stroke.

Mr. Winslow was employed as an electrician at the research laboratory for 29 years until his retirement in 1970. Before that, he was an insurance agent in his native Elizabeth City, N.C. He moved to Hyattsville in 1936 and was an insurance agent in this area before going to work for the Naval Research Laboratory.

After retiring, Mr. Winslow worked as a gateman at Washington Senators baseball games. Until his death, he was a gateman at sports events at the University of Maryland and Georgetown University.

Mr. Winslow served in the Navy in Europe during World War I. He lived in Hyattsville, where he was a member of the First United Methodist Church.

Survivors include his wife of 62 years, Mary B., of Hyattsville; three sons, Maywood P. Jr., of Silver Spring, Lawrence B., of Hyattsville, and Donald B., of Bowie; a brother, J. D. Winslow of Wilmington, Del.; three sisters, Ruth W. Womack of Reidsville, N.C., and Annie Mae Winslow and Alma West, both of Richmond; six granchildren; and four great-grandchildren.