The fonds consists of correspondence for the period from 1876 to 1922. In addition there is an extensive collection of financial records including invoices and accounts, ledgers, time books and farm journals. These documents cover the period from the 1870's to 1922. There are also three diaries for 1880, 1884 and 1887. This collection documents the very important aspect of the history of lumbering in the Ottawa Valley.

Fonds consists of correspondence, to and from, his parents, his wife Elizabeth Tatchell, and numerous friends and colleagues; subject files; diaries; manuscripts; books and articles; addresses and lectures; records relating to his time as an Historical Officer in the Canadian Army during the Second World War, as a professor in the department of History at Queen's University at Kingston, and his Retirement Dinner in 1970 from Queen's; and photographs. There is also a very interesting series of letters relating to Captain John Hamilton Brown, as well as an armband of the Dutch Forces of the Interior.

Collection consists of correspondence; diaries; Christmas, Easter, and Valentine's Day cards; family accounts and Estate files; calling cards and invitations; pamphlets; recipe booklets; photographs and postcards; 'ladies' magazines; and clippings; largely relating to the Burns and Dowker families

The fonds consists of correspondence and diaries.

The fonds consists of correspondence, subject files, newspaper articles, pamphlets, speeches, press clippings, and personal diaries 1912-1959. A large portion of these papers consists of material concerning western agriculture and politics. Of particular interest in this connection are those files dealing with the Canadian Council of Agriculture, which includes the minutes of the Council from December 29, 1911 to March 31, 1922.

Diaries of John William Kerr and his son, Frederick, reflecting their activities and observations on the fish and game population of Lake Ontario from the Niagara River to Belleville.

The South Carolina collection consists of two parts: Part 1: the Papers of James Henry Hammond, and Part 2, Miscellaneous Collections of Personal and Family Papers. James Henry Hammond (1807-1864) was a statesman and plantation owner in South Carolina. He served in the United States House of Representatives and Senate, and was Governor of South Carolina from from 1840 to 1842. The papers reflect his role as both statesman and planter, including records pertaining to agriculture, education, family life, the practice of law, politics and slave management.The Miscellaneous collections of Personal and Family papers includes: Samuel Porcher Gaillard Plantation journals; John Forsythe Talbert Plantation journals; a Caleb Coker Plantation book; James Trezevant Plantation diary and records; Glover family papers;a James Talbert Ouzts Plantation book; a David Milling Plantation book; John Ogilvie Medical Account books; a diary from Natalie DeLage Sumter; the papers of Mary Hart Means; Thomas family diaries; the papers of James Ritchie Sparkman; the John Stapleton papers; Thomas Cassells Law papers; John McPherson DeSaussure papers; Lewis Malone Ayer papers; the Read-Lance family papers; the Heyward family papers; John Ewing Colhoun papers; the Miller-Furman-Dabbs family papers; and the Hammond-Bryan-Cumming family papers.

The fonds consists of correspondence, legal documents, diaries, genealogies and photographs from the Honourable Richard Cartwright (1759-1815) to the present generations. Of special interest are the letters and diaries of the Honourable Richard Cartwright's eldest children : James (1786-1811), Richard (1787-1811) and Hannah (1792-1812), and letters from the Rev. John Strachan.

The fonds consists of correspondence, memoranda, diaries, petitions and other papers.

The fonds consists of survey notebooks; photocopies of originals; field notes and diaries by Ontario Land Surveyers for Townships 'G'-'L'. (#422-507).