An engraving depicting a diver attached to a drilling scow
An engraving depicting a diver attached to a drilling scow putting the charges in drill holes. Cartridges of nitro-glycerine were 10 ft long and 4-5 inches in diameter. This method of demolition was used during the removal of the Hell Gate Rocks on the East River. Dated 19th century
Picture No
13911429
Media ID
48483811
Size
4062px x 5163px
(6.7MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive
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Cartridges Charges Chemistry Demolition Diameter Diver Drill Drilling Explosives Holes Inches Method Nitro-glycerine Removal
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