• Historical Societies and Related Activities

• 244.

Middlesex Genealogical Society

MGS was established in 1982 to encourage those interested in researching their CT family history.

Washington NH Historical Society

Our mission: To bring together people interested in the collection & preservation of the history of Washington & East Washington, New Hampshire & to undertake activities to foster and promote public knowledge of the history of these communities.

• Historical Societies and Related Activities

• 246.

Cambridge Historical Society

We engage with our city to explore how the past influences the present in order to shape a better future.

National Society of Colonial Dames of America

Our missions include historic preservation, patriotic service and educational and public programs.

• Historical Societies and Related Activities

• 248.

Middle Passage Ceremonies and Port Markers Project Inc

We are a non-profit tax exempt organization established in 2011 to honor the two million captive Africans who perished during the middle passage.

• Arts, Cultural Organizations - Multipurpose

• 249.

Childrens Book Guild of Washington DC

Professional association of authors, illustrators and other children's literature specialists A professional organization of authors, illustrators and children's literature specialistspromoting Home About Speaker Series Nonfiction Award Resources Membership More A learning and sharing community forDCarea childrens literature professionals since 1945 ANNUAL BUSINESS MEETING MARCH 22 Let your voice be heard about the future of the Guild.

• Arts, Cultural Organizations - Multipurpose

• 250.

I WAS HERE INC

Reshaping the commemorative landscape of America.

HISTORIC WINDSOR INC

A nonprofit dedicated to preserving historic buildings through hands-on education, preservation trades training, and community-driven events.

• Educational Services and Schools - Other

• 252.

CENTER FOR PRESERVATION INITIATIVES

We make historic preservation a national priority by advocating to all branches of government through an empowered grassroots constituency.