Census of 1920 - Matthew E. O'Neill, Frisco, Collin County, age 33, born in New Jersey, editor/newspaper, spouse Alta, daughter Mary G.
Census of 1930 - Matthew E. O'Neill, San Juan, Hidalgo County, age 44, born in New Jersey, editor & publisher/newspaper, spouse Willie A., children Mary G., et al.
Census of 1940 - M.E. O'Neill, San Juan, Hidalgo County, age 54, born in New Jersey, laborer/pipe laying crew, spouse Alta.
FamilySearch . 19301940
Matthew Emmett O'Neill, birth date 3/29/1886, death date 8/27/1948, burial in Sunset Memorial Park, San Antonio, spouse Willie Alta O'Neill.
Find a Grave .
Death notice, "Former Valley Linotyper Dies," 8/28/1948, p. 1. "M.E. O'Neill, former resident of San Juan," employed by Associated Press in San Antonio at the time of his death, 8/27/1948.
McAllen Monitor .
Death notice, "Rites Wednesday for M.E. O'Neill," 8/29/1948, p. 4. Matthew Emmett O'Neill, native of Paterson, New Jersey.
San Antonio Express .
41st Legislature (1929) - M.E. O'Neill, postoffice Frisco, nativity New Jersey, age 43, publisher.
Texas Legislative Manual .