This collection consists of Lemon's accounts as agent to the Royal Exchange Assurance Office, 1804-1831. Also included are miscellanies of verse, 1788-1789 and a translation of the works of Virgil.

A collection of documents from the life of Simon McTavish including a letter to his creditors and a series of legal opinions on the estate of Simon and William McGillivray. Documents' informational value is largely financial in nature.

There are three letters from Lord Selkirk, one from Lord Dalhousie, and eight from Lady Selkirk. The early letters concern the Red River Settlement and the North West Company. The letter from Lord Dalhousie, 1824, concerns legal matters, and the two late letters, 1828 and 1833, from Lady Selkirk are personal in nature.

The fonds consists of manuscript travel journals, engravings, and letters of naturalist, artist, and author James Forbes. The fonds containsa five-volume fair copy of a manuscript travel journal prepared by Forbes describing his travels and stays in Germany, Italy, and Switzerland during 1796 and 1797. Entries describe the climates, cultures, art, monuments, and historical sites of the places he visited. Some entries also reflect current events, such as the French Revolution, and comparison between the places he visited and his native England. The journals were prepared by Forbes ostensibly for his daughter, to whom the first volume contains a dedication. The fifth volume contains an addendum dated 1799. The The fonds also contains two letters, one a letter to Forbes from his grandson, the Count of Montalembert, and one a letter from Forbes to his sister, Eliza Fothergill, dated 1788. The final materials in the fonds are two hand-coloured engravings of illustrations created by Forbes in 1771 and 1783, and published by Richard Bentley (London, 1834).

Fonds consists of original manuscript for the romantic opera, "Conrad, or, The Heir of Holstein," adapted from Matthew Gregory Lewis's One O'Clock. Libretto was composed by W. H. Bellamy and music by William Hutchins Callcott.

These are two manuscript copies of Marchetti's translation of Lucretius, Tito Lucrezio della natura delle cose.

Fonds consists of six autograph signed letters written at Montreal by Ann Adams, dated between 24 March 1834 to 26 December 1937, to her son Edward H. in Providence, Rhode Island, and Philadelphia. Letters contain local news (churches and organs built, the railroad to St. Johns, fires, printing and publishing, cholera, etc.), observations on the worsening tensions between Papineau and the "Canadiens" and the "Loyalists," and accounts of preaching by an Indigenous convert to Christianity.

Fonds contains "The journal of an English lady; or letters descriptive of the continent during the years 1829 and 1830" to which have been added water-colour illustrations by the author.

Approximately half this material consists of letters, covering the years 1823-1837, from Andrew William Cochran, 1792-1849, civil secretary to the governors of Lower Canada from 1812 onwards, and a member of the Executive Council from 1827 to 1841. The remainder comprises a number of accounts of travels and exploration by North West Company employees, probably collected by McKenzie for his history. Included are Charles McKenzie's expeditions amongst the Otoe Missouria Tribe.; Edward Umfreville's journal of a canoe trip from Lake Superior to Portage de l'Isle 1784; accounts of the Alaskan Athabaskans, 1795 and 1805, George Keith's memoirs of the McKenzie River Department, 1807-1817; and George Henry Monk's of the Department of Fond du Lac or Mississippi, 1807; John McDonnell's account of the Red River, ca 1787; and John Johnston's of Lake Superior and a letter on the Indigenous communities of the northwest from Eneas McDonnell. Also included are letters written to McKenzie from Forks on the Mackenzie River by William Ferdinand Wentzel, 1807-1824.

This appointment of Robert M. Watson as Second Lieutenant in the Brockville Artillery Company is signed by Sir George Arthur, Lieutenant-Governor of Upper Canada.