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Powdermen's Outing
Alfred I. du Pont's Orchestra in Breck's Mill
Alfred I. du Pont and DuPont Co. powder yard workers at company outing
E. I. du Pont de Nemours Gunpowder
Santa Cruz Gunpowder : Mining, Sporting and Hercules Powder
Sporting ballistite manufacture at Haskell
Hercules Powder: Sporting, Cannon and Mining Powder
Hecla Powder, the Greatest Improvement of the Age in Explosive Compounds
Dynamite, Gelatine, Gelatine Dynamite, and Judson Powder
Industrial Power Sources of the Nineteeth Century: The Hagley Example
Powder Men of the Brandywine
Diana of the Traps
Gatekeeper Alec Burns standing next to open gates on Hagley Yard
The Mills on the Brandywine
The Mills on the Brandywine

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