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Sword and Crown is Carl Friedrich Ern trademark.

I believe, such Friedrich Ern & Co. razor is good too.:)

http://www.strazors.com/uploads/ForSale/24_03_2012/f_ern_ad_2.jpg

The C.F. Ern manufacture was larger and he had more possibilities. IMO.

Which one?:)
Friedrich Ern or Carl Friedrich Ern?
....both of them made nice razors.:)