On strike, not published on the following dates:

Detroit News Dec.1, 1955-Jan.15, 1956; Apr.12-May 10, 1962; Jul.22-
Nov.22, 1964, Nov.16, 1967-Aug.8, 1968.
Detroit Free Press Dec.2, 1955-Jan.16, 1956; Apr.16-May 10, 1962; Nov.18, 1967-
Aug.9, 1968
London Times Nov.30,1978-Nov.12, 1979
NY Times Aug.10-Nov.6, 1978
St. Louis Globe Democrat Nov.20, 1978-Jan.13, 1979
St. Louis Post Dispatch Nov.20, 1978-Jan.13, 1979