Proving mortar at Powdermills

Proving mortar at Powdermills
When gunpowder was manufactured at Powdermills in the 19th Century this proving mortar was to test the quality of gunpowder by measuring the distance it fired a ball of known weight using a known quantity of powder.
Record Details
106703
1969
Updated on August 16, 2018
SX 62685 76986

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