Documents the American Revolutionary War in Massachusetts, including its lead-up and aftermath. Contains materials from multiple series.

Supreme Judicial Court – Court of Oyer & Terminer. Documents the proceedings of the Court of Oyer and Terminer during the Salem Witch Trials. The trials resulted from an outbreak of witchcraft accusations in and around the town of Salem.

Supreme Judicial Court – Norfolk County Superior Court. Contains materials from the combined trials of Nicolo Sacco and Bartolomeo Vanzetti, who were each found guilty for the murders of Alexander Berardelli and Frederick A. Parmenter.

General Court – Senate. Contains oral history interviews with Senate presidents and minority leaders, documenting the perspectives and legacy of each individual after they had transitioned out of the leadership role.

Division of Ornithology. Contains original watercolor and gouache paintings of local birds in their natural habitats, illustrated by Louis Agassiz Fuertes and Allan Brooks.

State Forest Commission. Contains scans of a volume of typewritten meeting minutes of the State Forest Commission.

Metropolitan District Commission. Contains meeting minutes of the Metropolitan District Commission, including an account of its activities and expenditures.

Metropolitan District Commission – Division of Parks Engineering. Contains topographical maps acquired or drawn by engineers, as well as detailed construction and site plans created by engineers or architects engaged by the commissions.

Metropolitan District Commission – Water Division. Contains various photographic formats documenting Metropolitan Water Works facilities across Massachusetts.

Metropolitan District Water Supply Commission. Includes photographic prints and engineering plans of cemeteries formerly located within the bounds of the Quabbin Reservoir Watershed.

Charles River Basin Commission. Contains meeting minutes of the Charles River Basin Commission, including an account of its activities and expenditures.

Metropolitan Park Commission. Contains handwritten minutes maintained by the Preliminary Board. Discussion relates to tours of the metropolitan parks conducted by the board members to examine potential open spaces.

Metropolitan Park Commission. Contains studio photographic portraits of individuals who served on either the Preliminary Board or the permanent Metropolitan Park Commission, including the five founders.

Metropolitan Park Commission. Contains meeting minutes of the Metropolitan Park Commission, including an account of its activities and expenditures.

Metropolitan Park Commission. Contains two volumes of newspaper scrapbooks that hold clippings documenting the work of the Preliminary Board of the Metropolitan Park Commission.

Metropolitan District Commission – Engineering Division. Contains photographs documenting construction of the Quabbin Reservoir, maintenance of waterworks and sewers, and water and sewer construction.

Department of Environmental Management. Contains meeting minutes of the Board of Environmental Management. Topics include park development, land acquisition, litigation, proposed legislation, and personnel issues.

Wachusett Mountain State Reservation Commission. Contains meeting minutes of the Wachusett Mountain State Reservation Commission, documenting the origins of the Wachusett Mountain ski area.

Department of Natural Resources. Contains meeting minutes of the five-member Board of Natural Resources. Contents range from the first monthly meeting of September 1, 1953 to the final meeting of June 25, 1975.

Governor's Commission on Gay, Lesbian, Bisexual, Transgender, Queer & Questioning Youth. Contains reports of the Governor's Commission on Gay and Lesbian Youth, established in 1992 to investigate utilization of resources to provide services to gay and lesbian youth.

Governor. Contains all hard copy and digital records of the Deval Patrick administration. Patrick was elected from the Democratic Party ticket to two successive terms as the 71st governor of the Commonwealth of Massachusetts.

Registry of Vital Records & Statistics. Contains death certificates from the Great Molasses Flood of 1919. Each certificate includes name, sex, age, occupation (for males), and cause of death.

Supreme Judicial Court – Court of Oyer & Terminer. Documents the proceedings of the Court of Oyer and Terminer during the Salem Witch Trials. The trials resulted from an outbreak of witchcraft accusations in and around the town of Salem.

Adjutant General's Office. Contains an index to Massachusetts residents killed in the service of the United States during World War II. Information includes name, rank, residence, and branch of service.

Massachusetts Emergency Management Agency. Documents public health-related information on state-related actions and state regulations, and other guidance for the public in dealing with the coronavirus pandemic.

Division of Inspection. Contains index card copies of construction and renovation plans for buildings allowing public access in Massachusetts. Includes date, building location, architect, and owner.

Office of the Secretary of State. Contains plans from each town in Massachusetts, including those in the five eastern counties now part of Maine. These plans were required to be submitted by each town for the compilation of a state map.

Office of the Secretary of State. Contains plans from each town in Massachusetts, as well as the city of Boston. Plans are drawn on a scale of one hundred rods to the inch.

Supreme Judicial Court – Norfolk County Superior Court. Contains materials from the combined trials of Nicolo Sacco and Bartolomeo Vanzetti, who were each found guilty for the murders of Alexander Berardelli and Frederick A. Parmenter.

Massachusetts Port Authority. Includes digitized audiotapes and transcripts of public hearings concerning the Master Plan for Logan International Airport.

Massachusetts Cultural Council. Documents the practice, vocational skills, and expressive traditions of individuals and community groups in Massachusetts.