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Employees filling electric blasting caps at Hercules Port Ewen plant - Science History Institute Digital Collections
Apparatus for production of blasting caps at Hercules Port Ewen plant - Science History Institute Digital Collections
Display of products manufactured at Hercules Port Ewen plant - Science History Institute Digital Collections
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Employees working with electric blasting cap shells at Hercules Port Ewen plant - Science History Institute Digital Collections
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Electric Blasting Cap Action exhibition display (circa 1950) - Science History Institute Digital Collections
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