The name derived from title of the committee refers to Indigenous peoples; includes handwritten committee reports from 1828; printed survey questions from the Committee concerning native inhabitants and geography of the interior of British Norh America addressed to residents of the interior, the Hudson Bay Compnay and Indian Territories of British North America along with instuctions on how to transport specimens from the three kingdoms of nature (animal, vegtable and mineral); Persons associated with committee : W. M. McKay (Lt. Col. President of Committee), George Simpson, D. C. Napier, J. S. McCord, A. F. Holmes, MD, William Pardey, MD, Robert Armour (Jr. Secretary).

The reports series has a plethora of information about the functioning of the Society. Three files (10.1, 10.2, 10.3) contain the published and printed reports of the Society covering yearly highlights of activity. They cover the years 1828, 1830-1836, 1854-57, 1859, 1864-1871, 1873-1874, 1877-1878, 1881. Also included for each year are reports from the Treasurer, Librarian and Cabinet Keeper. The reports were signed off by the Chairman or President of that year.

In addition, included in this series is a ledger with Reports from the Indian Committee (file 13.3), with a handwritten report for the end of the year and survey forms. The committee members were W. M. McKay ( President of Committee), George Simpson, D. C. Napier, John Samuel McCord, A. F. Holmes, William Pardey, Robert Armour (Secretary).

Clippings and Correspondence pertaining to J.F. Whiteaves - scrap book of newspaper clippings.

Visitor's book containing list of names and residence only. Severe ink spills and stains on some pages.

Visitor's book to the Natural History Society, including entries for name, residence, amount paid, and visitor's remarks.

Log of visitor's to the Natural History Society of Montreal that includes date, name, residence and price paid.

The series consists of 20 maps produced by Meteorological Service, Dominion of Canada, showing only southern Canada. Each map depicts the average temperatures and precipitation for the month across the country. For the year 1886, there are several duplicates of some months. The years of 1895 and 1897 are incomplete.