found: Oom Kaspaas op hol, 1979:t.p. (T.O. Honiball)
found: Sabinet database, Sep. 19, 2001(hdg.: Honiball, T. O. (Thomas Ochse), 1905-1990; usage: T.O. Honiball)
found: SANB correspondence with author, April 3, 1987(full name: Honiball, Thomas Ochse; date of birth: December 7, 1905)
found: Beeld, February 23, 1990:(T.O. Honiball; died [February 22, 1990])
found: Die groot drie, 2016:page 85 (Thomas Ochse Honiball was appointed as the second full-time cartoonist of Die Burger on 30 August 1941. Born 7 December 1905 in Cradock) page 89 (died in 1990)