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