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Carney's Point acid retorts
Repairing Hagley Yard dam near graining mill
Experimental containers for gunpowder
Mound City Explosives Department at Potomac River Works
Explosives Department at Repauno Works at Gibbstown, New Jersey
Louviers Works in Colorado
Powdermen in front of Hagley Yard office, the Rumford Dawes house
Old Keg Mill opposite Hagley Yard
Experimental containers for gunpowder
Explosives Department's Belin Plant near Scranton, Pennsylvania
Repauno Plant, Gibbstown, New Jersey
Eagle Dry House
Louviers Works for explosives manufacture in Louviers, Colorado
Charles I. du Pont to Cousin [Francis G. du Pont], undated
Experimental tunnel used in explosives research
Correspondence, Pigou, Wilks & Laurence, Ltd.
Indiana Ordnance Works, Ballistics Lab test facilities
Brandywine - Eleutherian Mills charcoal houses
View from Soda House at Carney's Point
Lady Wheel Mill at Hagley Yard
Small pulping machine, possibly for Carney's Point
Incorporating mixers for 200 keg per day plant
Repauno Plant, Gibbstown, New Jersey
Charles I. du Pont to Pierre A. Gentieu, November 15, 1892
Blacksmith shop gate, Hagley Yard

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