sound engineer / sound (23 episodes, 1970-1973)
sound / sound engineer (18 episodes, 1971-1973)
sound / sound engineer (7 episodes, 1971-1972)
sound engineer / sound (4 episodes, 1972-1973)
sound engineer / sound (3 episodes, 1972-1973)
sound (1 episode, 1969)
sound (1 episode, 1971)
sound engineer (1 episode, 1972)