From May 23, 1957, page 91 - Chicago Tribune at Newspapers.com:3292

MITTMAN — Joseph F. Mittman, beloved husband of the late Anna J., nee Meyer; dear father of Henry J., Francis L., Lorraine Walker, and the late Dorothy; six grandchildren; brother of Louise and the late Mary Lustig, Reneda and Albert Mittman. Funeral Friday, at 9:15 a.m., from the funeral home, 4300 N. Central Avenue, to St. Bartholomew’s church. Solemn requiem mass at 10 a.m. Interment St. Joseph’s. Member Typographical Union, No. 16; St. Bartholomew’s Holy Name Society: St. Vincent de Paul, C. O. F.. court 2041. PAlisade 5-4300.

N. B. The abbreviation “COF” likely represents the Catholic Order of Foresters, “a fraternal benefit society in the United States that provides life insurance and financial services while promoting community, charity, and fellowship through Catholic principles.” — Wikipedia