Scope and Contents This is a collection of records related to the Academy's Bicentennial Symposium. Materials include: correspondence between Goulden and the symposium speakers; brief biographical sketches of the speakers; symposium programs, brochures, invitations, and tickets; manuscripts and galley proofs of papers given at the symposium; a published symposium volume, edited by Goulden, entitled The Changing Scenes in the Natural Sciences 1776-1976; and six audio tapes of speakers at the symposium. The...