The annual Library of Congress Retirees Luncheon will be held at noon on Wednesday, Dec. 20, in the Madison Building's Montpelier Room. The luncheon follows the holiday program in the Great Hall at 11 a. m. Invitations are being mailed the week of Nov. 20. If you have not received your invitation by Dec. 1, call the Special Events Office at (202) 707-5218, and staff will mail you one.