The Guide to Government Records is the finding aid for records which have been created or received by government agencies at the state, county, and municipal level including but not limited to birth, death, marriage, court, land, and legislative.

The Special Collections Catalog is the finding aid for records acquired as gifts or deposits by private donors and generally consist of personal letters, diaries, organizational records, church records, newspapers, photographs, maps, and documents.

Published sources and records relating to Maryland, its history and government; counties, cities and towns; biographies; institutions; associations; businesses; and genealogies.

Also included is the Department of Natural Resources Library containing books, pamphlets and government reports on biology, fisheries, wildlife, water quality, environment, and geology, with special emphasis on the Chesapeake Bay.

Published sources, from annual and other department and agency reports to newsletters and press releases.

The Maryland State Archives Vital Records Indexing Project provides digital access to county death record indices from 1898-1944, and Baltimore City death record indices 1875-1970.

The Archives of Maryland Online provides direct access to over 471,000 historical documents that form the constitutional, legal, legislative, judicial, and administrative basis of Maryland government.