Publicity photo of the two sets of parents from the television program The Mothers-in-Law, From left: Roger C. Carmel, Herbert Rudley, Kaye Ballard, and Eve Arden.
Date
Press release is undated. The program aired on NBC from 1967 to 1969. The logo shown for NBC is the "second peacock", which was in use by the network during this time.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.