Stock up on your library materials for the Independence Day weekend. All branches of the Tuolumne County Library will be closed on Friday, July 3rd and Saturday, July 4th in honor of the Independence Day holiday. All branches will reopen on Tuesday, July 7th for their regular business hours. For more information please contact the Sonora Main Library at 209-533-5507. We hope you have a safe and happy 4th of July.