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Goedecke & Co. GmbH. Solingen-Merscheid: Kölner Strasse 144 in 1908, Beethovenstrasse 258-60 in 1939. 'Mandarin' (1898) Looking at their other brands, I'd place it before WW2, maybe even WW1.

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This is very much a one off. An 8/8 spike ground, finished, and gold plated by Revisor. Thomas, Günter, and a friend of theirs made this. It is the most perfect razor made after the war that I have...

I'd call that very selective reading. These razors are hollow grinds. Or, as the natives say, too hollow grinds. If you take the pitiful remains of that blade between thumb and index finger, you will...