23andMe
One of the major DNA testing companies. 23andMe offers autosomal DNA testing as well as health-related testing services.
A Guide to the History of Slavery in Maryland
Updated in 2020, this richly illustrated publication by the Maryland State Archives provides a brief but comprehensive overview of the history of slavery in the state. It includes a bibliography of research sources.
African American Resources for Maryland
Guidance on the FamilySearch Wiki on Maryland records helpful for African American genealogy research in Maryland, including many online.
Afro-American Historical and Genealogical Society
The Afro-American Historical and Genealogical Society, Inc. (AAHGS) strives to preserve African-ancestored family history, genealogy, and cultural diversity by teaching research techniques and disseminating information throughout the community. The primary goals are to promote scholarly research, provide resources for historical and genealogical studies, create a network of persons with similar interests, and assist members in documenting their histories. There are four Maryland Chapters (see individual listings in this section).
Allegany County African American History
Allegany, Garrett and Washington Counties in Western Maryland have a rich and diverse history. This site features photos and short narratives of local African American life.
Allegany County Historical Society
The Allegany County Historical Society was founded in 1937, following the Cumberland Sesquicentennial Celebration. The purpose of the Society is to develop and preserve an awareness of history and traditions of Allegany County among its citizens and among visitors to the county.
Allen County Public Library Genealogy Center
The ACPL Genealogy Center is a unique and valuable resource for the Northeastern Indiana community and the entire genealogical community at large. It has one of the largest research collections available, incorporating records from around the world. The staff specializes in genealogy and is always available to help.
American Battlefield Trust
The American Battlefield Trust preserves sites related to the Revolution, War of 1812, and the Civil War. Their website includes orders of battle and detailed maps in both static and animated formats.
Ancestral Leaves
The web site of MGS Board member Debra Hoffman includes a blog and helpful links for German and Maryland genealogy.
Ancestry.com
With over 7 billion genealogical records and millions of family trees from around the world, Ancestry.com advertises itself as the largest online family history resource.