A confirmed bachelor, David Harum had a helpful disposition and "exposed sinister mavericks that were determined to take advantage of local denizens.

In The Great Radio Soap Operas, Jim Cox wrote:David Harum was a ray of sunshine to the downtrodden masses in his community.

[5]In another book, Radio Crime Fighters: More Than 300 Programs from the Golden Age, Cox described Harum as "a private eye in banker's clothing" who "set out to right the wrongs that were perpetrated against his invariably vulnerable townsfolk.

Directors were Martha Atwell, Himan Brown, John Buckwalter, Arthur Hanna, Ed King, and Lester Vail.

Writers were Peggy Blake, John DeWitt, Noel Gerson, Charles J. Gussman, Johanna Johnson, and Mary W. Reeves.

[2] During its first nine years of sponsoring the program, Bab-O rose from seventh place[6] among household cleaners to be the leader as measured by dollar volume of sales.

[11] Another promotion invited listeners to "actually have a bit of Ireland — a piece of stone from Blarney Castle grounds — to wear... as one of four charms of a lovely golden colored bracelet" by sending a Bab-O label with 25 cents.