Country Joe & The Fish, Incredible String Band, & Albert Collins at The Fillmore - 1968 (Postcard)

Vintage postcard advertising shows with Country Joe & The Fish, Incredible String Band, & Albert Collins at The Fillmore on May 16, 17, & 18 in 1968. 

Measures ~ 4.75x7.25 inches. Extremely slight wear in corners. Great condition!