File includes slides of Windy Pine and Lake Kushog, including summer, fall and winter landscapes, Mary Northway and friends, Windy Pine cabins, ‘the’ Windy Pine’ tree, and other miscellaneous Haliburton images.

Series consists of Blue binder of approximately 480 slides received in 2015 via Elaine Goselin and Bill Kimball. Slides pertain to Trent University and are dated ca. 1967-1970s. Some slides are stamped "M.J. O'Brien." Michael O'Brien was operations engineer at Trent from 1967 to 1979. Many of the slides are mechanical/electrical in nature and some portray workers, presumably of Trent, on the job. Also included are aerial images of the Nassau Campus, images of construction sites on the Nassau Campus and at Traill College, fall scenery, convocation ceremony during the Symons/Frost era, and workers either inflating or deflating the athletics "Bubble".

Files include papers that were included binder.