[San Francisco]: Unknown, nd.
Original poster approx. 11" x 14.9" poster. Near Mint with bottom corner creased, otherwise in very nice shape. A late 1960s poster for San Francisco stalwarts The Sons of Champlin (billed here as simply The Sons) with unsigned S.F. compatriots Beefy Red and one-man-band Uncle Vinty. This show unrecorded in database of Sons of Champlin shows we found online. Item #140939090