Academy of Natural Sciences
Philadelphia, PA

American Philosophical Society
Philadelphia, PA

American Swedish Historical Museum
Philadelphia, PA

Carnegie Library of Pittsburgh
Pittsburgh, PA

Dickinson College
Carlisle, PA

Erie County Historical Society
Erie, PA

Franklin and Marshall College
Lancaster, PA

The Franklin Institute
Philadelphia, PA

Haverford College
Haverford, PA

Historical Society of Pennsylvania
Philadelphia, PA

Independence Seaport Museum
Philadelphia, PA

Pennsylvania Historical and Museum Commission
Harrisburg, PA

Pennsylvania State University
University Park, PA

Philadelphia City Archives
Philadelphia, PA

University of Pittsburgh
Pittsburgh, PA

U.S. Army Military History Institute
Carlisle, PA