Gymnasium, New York

The Gymnasium (aka Sokol Hall) 420 East 71st Street, New York (Upper East Side) - a rented hall; site of EPI (Exploding Plastic Inevitable) "happenings" with the Velvet Underground performing throughout April, 1967. (April:7-8; 14-16; 21-23; 28-30) (dates to be fact checked). The building at 420-424 East 71st Street was built in 1896 by a Czechoslovakian Social society as a gymnasium for Czech immigrants in the neighborhood.