A Windows-breaking Reunions Salute
Public Domain - Out of copyright.
Source: Princeton University, Class of 1896, A History of Princeton '96 to the Time of the Decennial Reunion of the Class in June, 1906; and a Part of the History of the Princeton University during the Years 1896 to 1906. Edited by the class secretary Charles Byron Bostwick, New York, F. P. McBreen & Co., 1906. Courtesy HathiTrust.
Curator's note: Based on the description of 1896's 5th reunion, it seems likely that the location of the glass-shattering canon shot was the backyard at 15 University Place.