I have viewed the pictures of the art on the Works/San Jose New Blog and do not see one image of a beautiful or even functional firearm. It appears these artists do not think much of the second Amendment, even thou it protects their First Amendment rights!
The hours are:
Thursday noon to 4pm
Friday noon to 6pm
Saturday and Sunday noon to 4pm
It is at the San Jose convention center and is accessed via a door on the South Market street sidewalk.
365 South Market Street, San José, CA 95113