The fonds consists of the correspondence of Sir John A. Macdonald. Included are letters from politicians, cabinet ministers, bureaucrats, religious figures and businessmen. There are approximately 100 individuals represented in this series with whom there was considerable correspondence. Among the most voluminous correspondence is that from Gilbert McMicken (secret service reports); Sir George Stephen; Sir Alexander Campbell; Hon. Edgar Dewdney; Sir Alexander T. Galt; Lawrence Vankoughnet; Sir David Macpherson; and Sir Charles Tupper.
The volume is the original handwritten notebook of Sir Francis Moore reporting cases heard in the King's Bench from 1485 to 1617. The manuscript is in French, and was eventually published in 1663 as "Cases Collect & Reported per Sir Fra. Moore, Chivalier".
This collection consists of correspondence to and from various members of the Singleton family of Eastern Ontario including Richard Singleton; his daughters, Ann Jane and Lena; his sons, Richard Thomas; and his wife, Florence Merrick, plus her brother, G.F. Merrick; financial and legal records (1878-1934).
Collection consists of thesis data and a scrapbook, compiled by Elizabeth (Bess or Bessie) Sinclair following the death of her husband, R. Gordon Sinclair, who drowned in Collins Bay; correspondence, speeches, and photographs relating to Huntly M. Sinclair, as well as a certificate recognizing him as a Baden-Powell Fellow for his generous support of world scouting; and a file relating to the Sinclair Cemetery (a.k.a. the Scotch Corners Cemetery), located in Beckwith Township, Ontario.
Four architects' sketches of Fleming and Carruthers Hall (School of Mining), Ontario Hall (Physics) Kingston and Grant Hall (Convocation Hall) from east and west.