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Also the Blattnerphone (steel tape): https://en.wikipedia.org/wiki/Ludwig_Blattner https://en.wikipedia.org/wiki/Ludwig_Blattner
by linker3000 10y ago
Also the Blattnerphone (steel tape):
https://en.wikipedia.org/wiki/Ludwig_Blattner https://en.wikipedia.org/wiki/Ludwig_Blattner