On Thursday, Apr. 8, at 7:00 p.m., the Friends of the Public Library will offer “Scandal on Plum Island,” a presentation by Marian Lindberg on the 1914 Army commander Major Benjamin Koehler, who was tried for allegedly groping male subordinates at Fort Terry, as well as efforts to preserve Plum Island. To register for the free program and receive a Zoom invitation, send an email to programreg@lymepl.org. For more information, call the library at 860-434-2272.