Vennor's school days, McGill College, 1865
Vennor's early original notes on natural history - 1853
Ornithology newspaper cuttings
Original mines and mining notes in the province of Ontario 1871
Notes on chemistry and a trip to Chateauguay Lake
Notes and correspondence
Notebook on ornithology
Notebook on natural history, Island of Montreal and vicinity 1858-1864
Notebook on natural history subjects
Notebook of newspaper clippings from the "Montreal Witness"