Time / Think Dog! 1967-1969. Through these years David Rosenboom was a percussionist in the experimental rock group Time, later renamed as Think Dog! He co-founded Time in 1967 with his fellows from Urbana, Lynn Newton, and Tom McFaul.

In 1968 the group moved to Buffalo following Rosenboom’s departure from UIUC to join the Center for Creative and Performing Arts. at SUNY Buffalo, directed by Lukas Foss and Allen Sapp. Complemented by the guitar player Richard Stanley, the group recorded their debut album “Before There Was Time” (1968) that mixed rock-n-roll influences with features of new music. Moving to New York in 1969, Rosenboom, who played percussion, left the group, recording with the band only one track that was later included in the second album “THINK DOG - Dog Days” that compiled recordings made in 1969-70.