Lower Yard Opens
The Lower Yard, down river from the original powder yards, commenced operation in May 1839. The new yard significantly increased DuPont's production capacity.
Image: Crayon sketch of the Lower Powder Yard by Pierre Gentieu, 1878.
With the increased demand for powder in the wake of the Gold Rush, DuPont established an agency for powder sales in California.
This was DuPont's first major agency on the West Coast.
Image: DuPont Eagle Rifle Powder label, circa 1840s.
Alfred Victor du Pont Retires
Alfred Victor du Pont retired as head of the Company. He was succeeded by Henry du Pont.
Image: Henry du Pont portrait.
The DuPont Company had contracts with foreign governments for powder during the Crimean War.
Image: Painting of the charge of the Light Brigade at the Battle of Balaklava.
Death of Alexis Irénée du Pont
Alexis I. du Pont was fatally injured in an explosion in the Hagley Yard on August 22, 1857. He was the first du Pont to die as a result of an explosion in the powder yards.
Purchase of Pennsylvania Mills
The DuPont Company purchased powder mills on Big Wapwallopen Creek, Luzerne County, Pennsylvania. The Wapwallopen Mills, situated close to the anthracite coal region of Pennsylvania, supplied explosives for mining operations in the area.
Image: Powder workers at the Wapwallopen Mills, circa 1880.