The Youngbloods, Siegel-Schwall Band, The Avalon Ballroom by Victor Moscoso - June 15-18, 1967 - Family Dog Vintage Postcard

Quicksilver Messenger Service, Johnny Hammond & His Screaming Nightwalks, Charles Lloyd, The Avalon Ballroom by Rick Griffin - April 21-22, 1967 - Family Dog Vintage Postcard

The Charlatans, Sparrow, Canned Heat, The Avalon Ballroom by Rick Griffin, George Hunter, Herb Greene - April 7-8, 1967 - Family Dog Vintage Postcard

The Youngbloods, Mad River, The Avalon Ballroom by Chris Johnson - November 10-11, 1967 - Family Dog Vintage Postcard

The Other Half, The Sons Of Champlin, Denver Dog by Stanley Mouse, Alton Kelley - November 10-11, 1967 - Family Dog Vintage Postcard

The Other Half, The Sons Of Champlin, Denver Dog by Stanley Mouse, Alton Kelley - November 10-11, 1967 - Family Dog Vintage Postcard

Van Morrison, The Daily Flash, Hair, The Avalon Ballroom by Wes Wilson - October 20-22, 1967 - Family Dog Vintage Postcard

Daily Flash, Country Joe & The Fish, The Avalon Ballroom by Stanley Mouse, Alton Kelley - October 21-22, 1966 - Family Dog Vintage Postcard

Canned Heat, Allmen Joy, Denver Dog by Stanley Mouse, Alton Kelley - October 20-21, 1967 - Family Dog Vintage Postcard

Van Morrison, The Daily Flash, Denver Dog by Stanley Mouse, Alton Kelley - October 13-14, 1967 - Family Dog Vintage Postcard

Van Morrison, The Daily Flash, Denver Dog by Stanley Mouse, Alton Kelley - October 13-14, 1967 - Family Dog Vintage Postcard

Quicksilver Messenger Service, Mt. Rushmore, Big Brother & The Holding Co, Blue Cheer, The Avalon Ballroom by Victor Moscoso - June 29 - July 1, 1967 - Family Dog Vintage Postcard

Big Brother & The Holding Co, Mt. Rushmore, Canned Heat, Mother Earth, The Avalon Ballroom by Dennis Nolan - July 20-22, 1967 - Family Dog Vintage Postcard

Quicksilver Messenger Service, Country Joe & The Fish, The Avalon Ballroom by Rick Griffin - May 19-21, 1967 - Family Dog Vintage Postcard

Big Brother & The Holding Co, The Sir Douglas Quartet, Orkestra, The Avalon Ballroom by Rick Griffin, Bob Seidemann - May 5-7, 1967 - Family Dog Vintage Postcard

Big Brother & The Holding Co, The Sir Douglas Quartet, Orkestra, The Avalon Ballroom by Rick Griffin, Bob Seidemann - May 5-7, 1967 - Family Dog Vintage Postcard

The Chambers Brothers, Iron Butterfly, The Avalon Ballroom by Victor Moscoso - April 28-29, 1967 - Family Dog Vintage Postcard

Buffalo Springfield, The Eight Penny Matter, Denver Dog by Robert Fried - October 6-7, 1967 - Family Dog Vintage Postcard

Big Brother & The Holding Company, Quicksilver Messenger Service, The Avalon Ballroom by Stanley Mouse, Alton Kelley - February 17-18, 1967 - Family Dog Vintage Postcard

Vanilla Fudge, Charles Lloyd Quartet, The Avalon Ballroom by Stanley Mouse, Alton Kelley - September 29-30 - October 1, 1967 - Family Dog Vintage Postcard

The Southside Sound System, Phoenix, Freedom Highway, The Avalon Ballroom by Greg Irons - September 8-10, 1967 - Family Dog Vintage Postcard

Big Brother & The Holding Co, Bo Diddley, Bukka White, Salvation Army Banned, The Avalon Ballroom by Robert Fried - August 24-27, 1967 - Family Dog Vintage Postcard

Big Brother & The Holding Co, Bo Diddley, Bukka White, Salvation Army Banned, The Avalon Ballroom by Robert Fried - August 24-27, 1967 - Family Dog Vintage Postcard