Hard to find-rare Original Print. 1969 Grateful Dead Family Dog Great Hwy. Poster – Family Dog on the Great Highway. Bands/Bill – Grateful Dead Ballet Afro-Haiti Albert Collins. Venue – 660 Great Highway. City – San Francisco CA. Dimensions – 11 1/8 X 17. Printing – OP-1 Original Pre-Concert First Printing. A strong piece for Deadheads, San Francisco music history collectors, or vintage psychedelic poster collectors.