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George Pepper: Correspondence
Apparatus for the Decomposition and Recomposition of Water (replica)
The Crisis, Vol. 3, No. 5
The Crisis, Vol. 6, No. 2
School copy book used by Hannah Amelia Lyons
William W. Wythes Cyclo-Ellipto-Pantograph Patent Model
William J. Hammer Collection
Walter Elmer Schofield papers, 1885-1974
Walter Elmer Schofield papers
Benjamin West selected papers from the Historical Society of Pennsylvania, 1755-1819
Sartain family papers, 1795-1944
Benjamin West selected papers from the Historical Society of Pennsylvania
Jacques Seligmann & Co. records, 1904-1978, bulk 1913-1974
Sartain family papers
- Topic:
- Sartain's union magazine of literature and art
Naomi Savage Papers on Man Ray
The First Air Voyage in North America