Oct 11, times vary, booking essential
Aug 5, 7, 12, 14, 19, 21, 26, 28, 11am-1pm
Sep 2, 4, 9, 11, 16, 18, 23, 25, 30, 11am-1pm
Jul 1, 3, 8, 10, 15, 17, 22, 24, 29, 31, 11am-1pm
Jan 1-Mar 29, Mon-Sun 9.30am-5pm, Mar 30-Dec 31, Mon-Sun 9.30am-6pm, last adm 1 hour before closing, closed Dec 25