Madrid Town Account Books
Two account books for the town of Madrid, N.Y. Town Supervisor's account book 1829-1868 and "Book of public land of the town of Madrid", 1840-1859. Both contain names of individuals, dates, and amounts paid.

Maitland C. De Sormo Papers
The collection consists of 117 letters from various historians (Paul Jamieson and Atwood Manley), the bulk of the correspondence is from individuals at St. Lawrence University in Canton, N.Y. where he received an honorary degree and a North Country Citation.
Malcolm McCormick Research Files
This collection contains newspaper clippings, photo albums and information collected by Malcolm McCormick highlighting the early days of Canton, NY. Included in this collection is a history of the theater in Canton. Malcolm also collected information on the beginnings of St. Lawrence University.

Man Family Papers
The Man Papers, consisting of around 500 items, cover a period from the 1800's to the 1870's and include the personal, business and legal papers of the Man family of Malone, N.Y. The family was among the first settlers of Malone, and later Constable and Westville when those towns split from Malone.

Marianne Moore Collection
The collection consists of photographs, correspondence with Dr. Frank Piskor, President of St. Lawrence University from 1969 to 1981, and newspaper clippings (mostly New York Times Book Review). Also included are poems and articles by and about Moore, journals where her poems were published, i.e. "Texas Quarterly", "The Story" and "Poetry" are also a part of this collection.

Mark Swanson Adirondack Diaries Collection
Mr. Swanson describes his writings as “Thoreauvian in nature”, documenting the author’s “day to day life in and relationship with the region”.
Martin Family Papers
The collection consists primarily of business letters, ledgers and account books of the various businesses and the personal diaries of Orrin Martin. Included also are legal papers, photographs of the pulp mill construction, and newspaper clippings of Hollis and Marion's accident.

Martin Luther King Chicago News Clippings
Martin Luther King Jr. was a Baptist minister and an iconic figure in the Civil Rights movement in the 1950s and 60s. The items in this collection consist mainly of clippings from Chicago newspapers shortly after King's assassination.
Mary Smallman Genealogical Collection
This collection consists mostly of family genealogy records of Mary H. Smallman. It contains genealogy charts, photos and writings by Doris Jones Hadlock (mother of Mary H. Smallman) recounting her childhood in Bigelow and Gouverneur, New York in the late 1800s and early 1900s. Doris also recounts her life with husband Perry in Rio de Janeiro Brazil from 1941-1957 while he was working at RCA Brazil.
Max and Gladys Gray Merrill Collection
The collection consists of approximately 100 letters and ephemeral documents. The majority are letters from Max to Gladys beginning in 1917 when Max enters the service, through 1922. Most of the letters are in original envelopes and are signed “Max”.
