This event is in the "Teens" group. This event is in the "Adults" group. Cortlandt Stamp Club 6:30pm - 7:30pm Teens, Adults This event is in the "Teens" group. This event is in the "Adults" group. Aug 27 2025 Wed Cortlandt Stamp Club 6:30pm - 7:30pm Library Branch: Hendrick Hudson Free Library Room: Conference Room Age Group: Teens, Adults Program Type: Learning Event Details: Join a group of worldwide stamp collectors to trade stamps, have talks on various topics, give demonstrations, and more. Adults, teens, and youths under 12 with adult are welcomed. No registration required.