Abstract The Newton's Principia exhibition records (1987-1988) consist of materials relating to an exhibit and lecture series held in February 1988 at the University of Utah in honor of the 300th anniversary of the publication of Isaac Newton's Principia. Included are correspondence, publicity materials, a grant proposal and contract, and display placards used in the exhibit. The complete title of the exhibit was "Newton's 'Principia': Understanding the Gravity of the Situation."