Dingler's polytechnisches Journal . ZitPi Anst v Dirigiers polvf Journal Bd 263. Taf W. ßnsbez. Brunlechners Apparat zur Bestimmung von Sumpfgas in Sechste Reihe Bd. 13. Taf. 15.

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Keywords: ., bookcentury1800, bookdecade1870, booksubje, booksubjecttechnology