Saturday, October 3, 2026 · 2:00 PM – 4:00 PM
O'Neill Branch — O'neill Branch, Cambridge, MA
Shop our community swap for free spooky season costumes for all ages! Drop gently worn costumes off at the O'Neill Branch @ 70 Rindge Avenue from Monday September 28-Friday October 2. Items must be clean and delivered to a staff member during open hours. No shoes or pretend weapons please.