JEFFERSON COUNTY HISTORICAL SOCIETY
JCHS Mission: To actively discover, collect, preserve, and promote the heritage of Jefferson County in the State of Washington.

Washington Trust for Historic Preservation
State of Washington Office of Archaeology and Historic Preservation
National Trust for Historic Preservation
National Building Code of Canada Provisions for Heritage Buildings
Secretary of Interior Standards for Rehabilitation
Preservation Directory
Jefferson County Biographies
Sequim Museum & Arts Center
Washington State Historical Society
Port Townsend Chamber of Commerce
PTGuide: Guide to a Historic Port Townsend
United Good Neighbors of Jefferson County
Jefferson County Genealogical Society (JCGS)
A Kid's Eye View of Port Townsend and Jefferson County and Its History
Jamestown S'Klallam Tribe Museum and Library
Wooden Boat Foundation
Northwest Maritime Center
Marine Science Center
Fort Worden State Park
Point Wilson Lighthouse
Whatcom Museum of History & Art (in old City Hall)
Peninsula Daily News
Port Townsend/Jefferson County Leader
Library of Congress Bird's Eye Map of Port Townsend