The Santa Venetia Armory, was the National Guard Armory, and a regular site of “Teen” dances in the mid-60s. It was used briefly for psychedelic rock concerts in 1966-67, before the Fillmore and the Avalon became famous. Some of the artists that played here were:

Jefferson Airplane
Quicksilver Messenger Service
The Grateful Dead
Big Brother and the Holding Company
Styx
Sopwith Camel
Moby Grape