Amateur Astronomers Association of Princeton Washington Crossing Observatory Guide First draft 1/2000 K. Alexander, revised 7/2000 W. J. Murray, revised 1/2001 R.A. Parker Keyholder Duties Along with the privilege of having full access to the AAAP's telescopes and observatory facilities, all keyholders must participate in the AAAP's public observing programs as outlined below, and are expected to contribute to occasional maintenance and work sessions at the observatory. ... Note dead batteries in log. ...