The fonds documents John Mappin’s occupation as an independent antiquarian book seller, his personal interest in the history of print and Canadian politics, and his personal achievements as an author. The wide variety of subject files found in this collection are almost entirely North American based and span from 1733-2004. These records reflect Mappin’s particular focus on Canadian authors and Canadiana in general.
Frobisher's papers comprise a letterbook of the North-West Co. containing copies of letters written by Frobisher from April 1787 to October 1788, two original letters to Simon McTavish, 1796, and one from him, 1787, business and legal documents, largely concerning the estate of James McGill, 1810-1834, and a diary, 1806-1810, mostly a record of where he dined.
Includes four letters sent to Mackenzie, Oldham & Co. The first letter requests that the Quebec merchants Burns & Woolsey hire a vessel for trade with Newfoundland. The second mentions waiting for the boat and articles paid by Caldwell, Fraser & Co. The third relates to the proper form of the certificates for half the pay of Capt. Osborne and Lieut. Fraser. The fourth relates to the contract for flour and mentions John Well(e)s who has just arrived with information that the Treaty of Trade & Commerce between Great Britain and the United States had been signed in London on Dec. 31st.
File include two items: a letter from William McGillivray to Jacob Oldham concerning trade between Lower Canada and Bermuda and subpoena for Joseph Briere to appear in a cause in which one of the requestors is William McGillivray.
Includes two letters sent to Mackenzie, Oldham & Co. The first letter mentions getting 500 barrels of flour for Angus Shaw's posts and 100 barrels for themselves and discusses the possible hiring or purchase of the Desire (N.W. & Co. ship) by Mackenzie, Oldham & Co. The second letter mentions that Mr. Shaw wants to know whether they will be needing one of the vessels belonging to the King's Posts to bring down the flour.
File includes a letter addressed to Mackenzie, Oldham & Co. from Parker, Gerrard, Ogilvy & Co., ordering three to four hundred quintals of biscuit to be delivered at the End of the Island.
File includes two letters addressed to Henry McKenzie from D. Ogden. The first letter refers to a letter on the subject of the Frobisher Estate and says that McKenzie may forward it to Ben Frobisher. In the second letter, Ogden gives his opinion on the matter of McKenzie's purchase of McKay's house in Terrebonne.