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"Sheffield, I suppose, could justly claim to be called the ugliest town in the Old World"
George Orwell, 1937

True enough for a good long time. However.

Forgetting for a moment how they sourced their materials, these materials were used on their higher end and more profitable cutlery lines, knives and...

To Neil's point. It was all about mass production, assembly lines and quality control. In 1918, $5,000,000 worth of razors were made and sold in the US, Germandy and England. That's a lot of scales...