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First time, Samuel Pearson was listed in 1837, as razor manufacturer, located in Eldon Street.
In 1851 Pearson filed for bankruptcy.
But in 1856, S.Pearson & Co. was listed in directories. Among...

Any army could use the Samuel Pearson razors.:)
On the first place is the British army.
In the second half of 19th century, S.Pearson had an agent in Hamburg. So, possibly, the German army.
It's...