This event is in the "Teen" group. This event is in the "Adults" group. This event is in the "Seniors" group. Unearthed: Exploring the Smithsonian National Gem Collection with Dr. Jeffrey Post 2:00pm - 3:00pm Teen, Adults, Seniors Author Event, Book Discussion, Lecture, Virtual Virtual Event This event is in the "Teen" group. This event is in the "Adults" group. This event is in the "Seniors" group. Dec 4 2024 Wed Unearthed: Exploring the Smithsonian National Gem Collection with Dr. Jeffrey Post 2:00pm - 3:00pm Author Event, Book Discussion, Lecture, Virtual Library Branch: Riverhead Free Library Room: Virtual Age Group: Teen, Adults, Seniors Program Type: Author Event, Book Discussion, Lecture, Virtual Event Details: Join us for an absolutely dazzling presentation with the emeritus curator of the Smithsonian's National Gem Collection, Dr. Jeffrey E.