Cambridge Arts Council

American Association of State and Local History

Cambridge Historical Commission

Boston Public Library

Cambridge Public Library

Bostonian Society

City of Cambridge

Massachusetts Historical Commission

Cambridge Chamber of Commerce

Massachusetts Historical Society

Cambridge Office of Tourism

Massachusetts State Library

Central Square Business Association

Massachusetts State Archive

Harvard Map Collection

New England Historic & Genealogical Society

Harvard Square Business Association

Peabody Essex Museum

Harvard Square Library

Historic New England

The Longfellow National Historic Site

United States Library of Congress

Friends of the Longfellow Nat'l Historic Site

Cambridge Buildings and Architects

Preservation Advocacy Organizations

General

Boston Preservation Alliance

American Association of Museums

Preservation Mass.

Boston University Preservation Studies Program

National Trust for Historic Preservation

Colonial Loyalist Alliance of Massachusetts

National Preservation Directory

National Register of Historic Places

National Parks Services-Links to the past

New England Museum Association