By Appointment Only By appointment only, The Department of Public Safety Detective Bureau offers fingerprinting services to Princeton University Students, Faculty, and Staff. Appointment Details Please be prompt for your appointment at 200 Elm Drive and inform the attendant at the Welcome Desk as to the reason for your visit. The attendant will notify the Detective Bureau of your arrival. To make a fingerprinting appointment, please contact the Detective Bureau directly at 609-258-3705.