This addition to the fonds consists of articles and booklets written by Frank Morris; manuscripts and published articles by Douglas Sadler; correspondence, minutes of meetings relating to Sadler's involvment in environmental and naturalist issues and activities; correspondence relating to Teacher's College and several issues of the Young Naturalist.

This fonds consists of four photographs, two of which are copies of photographs found in the Geale-Rogers Papers (82-022). One of these two is a duplicate of photo #400, Box 14, and is of Calcutt House, Peterborough. A negative is attached. The other is a duplicate of photo #27 of Album #6, Box 15, and is of a cottage on Little Otter Island, Stoney Lake, Ontario. A negative is attached. The other two photographs are of the Canadian General Electric Company building, Peterborough. One is an exterior shot and the other an interior. Also included is a negative of photo #48, Box 1 Folder 4 of The Peterborough City Photograph Collection (83-008), and is of the Salvation Army Barracks, Peterborough. None of the photographs and negatives are dated. Also included is a photocopy of a map of Stoney Lake, with Little Otter Island highlighted.

This accession consists of copy photographs, several of which are of originals in the Reid family photograph album and date from the 1840's to 1900's. One is of the Robert Henry "Harry" Devinish Reid family accompanied by an identification sheet with vital statistics for each member. Included also is a set of ten copy photographs of three generations of the Reid family. This set is accompanied by a family chart providing statistics for those listed.

This fonds consists of miscellaneous documents including Alexander Edmison's diary, a typescript of "Alex's Day", photographs, etc.

This collection consists of miscellaneous ledgers and legal documents of businesses, doctors, etc. in Peterborough, surrounding counties and areas in southern Ontario.