The address of the Delaware Valley Historic Sampler Guild is: Po Box 1292, Hockessin, DE 19707
The address of the Hockessin Historical Society is: Po Box 36, Hockessin, DE 19707-0036
The address of the Dubois Family Association is: 726 Loveville Road Cottage 60, Hockessin, DE 19707-1522
The address of the Hockessin Public Library is: 1023 Valley Road, Hockessin, 19707 9156
The web address of the Historic Houses Of Odessa is: http://www.historicodessa.org
The web address of the Historic Lewes Cat Society is: www.historiclewescatsociety.org
The web address of the Historic Red Clay Valley is: www.wwrr.com
The web address of the Quaker Hill Historic District is: http://www.quakerhillhistoric.org
The web address of the Fort Miles Historic District is: http://www.destateparks.org
The address of the Historic Preservation is: 10 Delaware Ave, Cohoes, NY 12047
The address of the Historic Houses Of Odessa is: 109 Main St, Odessa, DE 19730
The address of the Scottish Historic And Research Society Of The Delaware Valle is: 102 St Pauls Rd, Ardmore, PA 19003-1900