Paper, 'De experimento probandi spiritum vini gallici, perquam usitato, sed revera falso et fallaci' by C [Caspar] Neuman [Neumann] Neumann outlines an experiment to distinguish the spirit of wine from malt spirits, a test often used by merchants or dealers in French brandy. Subject: Chemistry Published in Philosophical Transactions as 'De experimento probandi spiritum vini gallici, perquam usitato, sed revera falso et fallaci'. Written by Neumann in Berolini [Berlin, Germany]. Read to the Royal Society on 9 December 1725. 1724