Pierson Library

The library's own event pages show dated instances on Nov 21, 2024, Sept 25, 2025, Dec 16, 2025, Jan 22, 2026 and Mar 26, 2026, most on the fourth Thursday [s1]. Exceptions trace to holidays: Nov 2024 ran a week early since the fourth Thursday was Thanksgiving, and Dec 2025 moved to Tuesday the 16th since the fourth Thursday was Christmas and the nearest one was booked. No August 2026 instance has been confirmed (checked Aug 12, 2026).