General view of an unidentified employee making an adjustment to the lower part of a hydrochlorinator unit at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the…

General view of an unidentified employee operating a control panel at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, this control panel was used for various plant…

General view of employees Charles J. Skuwera (left) and Clem Shernauski (right) lifting a barrel containing cubed nitrocellulose at the Hercules Powder Company plant in Parlin, New Jersey.

Formed in 1912 as part of an…

General view of employee Alfred Buckowski working at a control board used to manage the continuous nitration operation at the Hercules Powder Company plant in Parlin, New Jersey. The nitration process has many…

General view of employee Stanley J. Kusic operating a balance to compare different forms of nitrocellulose at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, Kusic is…

General view of an unidentified female employee cutting strands of .50 caliber powder extruded from a press to the proper length at the Radford Ordnance Works in Radford, Virginia. The Radford Ordnance Works was…

Close-up view of the Charge and Press machine used to fill shells with an explosives charge the Hercules Powder Company plant in Port Ewen, New York. After the charge was pressed into the bottom of the shells, the…

Close-up view of the soldering of wire at the Hercules Powder Company plant in Port Ewen, New York. During the production of electric blasting caps, wires were inserted into the base of a bridging machine while a…

General view of the machine shop at the Hercules Powder Company plant in Port Ewen, New York, showing employees at work on a variety of machines, including planers, milling machines, and lathes. Formed in 1912 as part…

General view of employee Jim Kennedy operating a press machine used to fill electric blasting caps with an explosive charge at the Hercules Powder Company plant in Port Ewen, New York. The operation was…

General view of Clara Kellerman and another unidentified employee inspecting electric blasting cap shells at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement…

General view of employees Harold Struber (left) and Raymond Leahy operating a wire-cutting and stripping machine at the Hercules Powder Company plant in Port Ewen, New York. During the production of electric blasting…

General view of employee Joe Bechtold operating a capsule machine used to punch strips of copper into discs during the production of small shells at the Hercules Powder Company plant in Port Ewen, New York. Formed in…

General view of employee Kenneth Heiser using a buggy to transport a load of charged shells produced at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement with…

General view of an unidentified employee cutting wire for use in blasting cap shells produced at the Hercules Powder Company plant in Port Ewen, New York. Prior to cutting, copper, enamel, and iron wire was insulated…

General view of an unidentified employee operating a milling machine at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder…

General view of female employees inserting bridged wires into loaded electric blasting caps at the Hercules Powder Company plant in Port Ewen, New York. The individuals visible in the photograph are identified as…

General view of employees cutting wire for use in blasting cap shells produced at the Hercules Powder Company plant in Port Ewen, New York. The individuals visible in the photograph are identified as follows (left to…

General view of an unidentified female employee operating a machine used to inspect blasting cap shells at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement…

Close-up view of inspected blasting cap shells ready to be loaded with an explosive charge and wired plug at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement…

General view of an unidentified female employee trimming bridge wires used in the electric blasting caps manufactured at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust…

General view of employee Emily Port inserting plugs and bridge wires into the shells of electric blasting caps manufactured at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an…

General view of employee Jane Kaminski inserting plugs and bridge wires into the shells of electric blasting caps manufactured at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an…

General view of employee Emily Port inserting plugs and bridge wires into the shells of electric blasting caps manufactured at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an…

General view of employee Emily Port inserting plugs and bridge wires into the shells of electric blasting caps manufactured at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an…