Reamstown, PA
Genealogical Resources
Lancaster County
Historical Society of the Cocalico Valley
Lancaster County Historical Society
Lancaster Mennonite Historical Society
Berks County
Berks County Genealogical Society
Historical Society of Berks County
Berks County Register of Wills
Pennsylvania
AncestorsLand.com
Books about early Pennsylvania land records (by the webmaster of this site...)Historical Society of Pennsylvania
Genealogical Society of Pennsylvania
State Library of Pennsylvania
(they have an excellent collection of early PA newspapers, and will send them out on Interlibrary Loan)Pennsylvania County Historical Societies
LDS Family History Centers in Pennsylvania
Pennsylvania Vital Records Information
Pennsylvania Department of Health - Vital Records Information
General
LDS Church ("The Mormons") FamilySearch (massive searchable database)
Palatines to America (researching German-Speaking Ancestry)
Ancestry.com (commercial, portions by subscription only)
Genealogy.com (commercial, portions by subscription only)
Cyndi's List of Genealogical Sites
National Archives, Mid Atlantic Region (Center City Philadelphia)
US National Archives (main web site)