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Vintage Illustration Of A Vertical Section Of An Edge-runner Mill For The Incorporation Of Gunpowder 1900s Editorial Image


Vintage illustration of a vertical section of an edge-runner mill for the incorporation of gunpowder 1900s Editorial Stock Photo
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Vintage illustration of a vertical section of an edge-runner mill for the incorporation of gunpowder 1900s #204716512
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Harmsworth`s Universal Encyclopaedia 1920s - Social History. Gunpowder: Vertical section of edge-runner mill for the incorporation of gunpowder. Illustration showing rollers mounted on axles, pan in which the gunpowder is ground and mixed, vertical shaft revolved by bevel gearing and cross frame. Preparing the ingredients and mixing them in the right quantities before ‘incorporating’ them in a stamping mill, or later an edge runner mill. Further stages of the process included pressing, corning, granulating, glazing and drying. Gunpowder gradually fell out of use after newer explosives were developed in the 19th century.

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