found: Hyde Park after dark [SR] p1983:container (Von Freeman, tenor saxophone)
found: Von Freeman Quartet. Have no fear [SR] p1975:container (Earl Lavon Freeman; b. Chicago, Oct. 3, 1922)
found: Chicago tribune WWW site, Aug. 14, 2012(in obituary published Aug. 13: Von Freeman; b. Earle Lavon Freeman, Oct. 3, 1923, Chicago, according to his birth certificate (discrepancies on his age were widespread until the Tribune located official records in 2011); d. Saturday [Aug. 11, 2012], Chicago, aged 88; Chicago tenor saxophonist)
found: New York times WWW site, Aug. 20, 2012(in obituary published Aug. 18: Von Freeman; b. Earl LaVon Freeman, Oct. 3, 1923, Chicago; his given name was occasionally spelled Earle; d. Aug. 11, Chicago, aged 88)
found: African American National Biography, accessed January 22, 2015, via Oxford African American Studies Center database:(Freeman, Von; Earl Lavon Freeman; jazz musician, saxophonist; born 03 October 1922 in Chicago, Illinois, United States; attended DuSable High School in Chicago (1930's); professional working jazz musician in the Horace Henderson Band (1939); performed with brothers, guitarist George and drummer Eldridge, playing for jazz greats as Charlie Parker, Dizzy Gillespie, and Earl Fatha Hines;(1940's-1950's); founding member of the Arkestra, groundbreaking musicians led by pianist Sun Ra (1948); considered a trailblazer in innovations from swing to bebop to avant-garde; died 11 August 2012 in Chicago, Illinois, United States)