In the 1940 census, Olen was 31 and a painter. Wife Edna was 30 and his children were Evelyn 11, Norman 9 and Leona 7.
This may be Olen's obit but there is no mention of Norman or Evelyn, unless she is Ellen, and his wife isn't Edna
"The Blade" (Toledo, OH), Wed., June 2, 1982, 1-12-4: Olen Harmon, 73, of Ruskin, Fla., and formerly of Drexel Drive, died Friday in Manitee Memorial Hospital, Bradenton, Fla. He was a self-employed painter in the Toledo area, retiring in 1974, and moving to Ruskin in 1979. Surviving are his wife, Gertrude; daughters, Mrs. Ellen Mantel, Mrs. Leona Belcik, and Mrs. Terrie Belcik; brothers, John, Carl, and Paul, and sisters Mrs. Clarabelle Wickard and Mrs. Evelyn Wise. Memorial services are pending in North Baltimore, O.