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Table III

31.2 32.3 33.5 34.6 35.9 36.3 37.5 38.6 39.7 40.9 41.2 42.4 43.5 44.6 45.8 46.2 47.3 48.5 49.6 50.8 51.1 52.2 53.4 54.5 55.6 56.1 57.2 58.3 59.4 60.5 61.1 62.2 63.3 64.4 65.5 66.0 67.1 68.2 69.3 70.4 71.0 72.1 73.2 74.3 75.4 76.0 77.1 78.2 79.2 80.3 81.0 82.1 88.1 84.1 85.2 86.0 87.0 88.0 89.0 90.0 91.0 91.9 92.8 93.7 94.6 Table of comparison between the per cent of Alcohol by volume at 60° (Tralles') and per cent by weight.

Per Cent Per Cent Per Cent by by by by Vol. Weight. Vol. Weight. by by Per Cent by by Weight. Volume. Weight. Volume. 0 0. 55 47.29 0 0. 55 63.97 5 4.00 60 52.20 5 6.25 60 68.97 10 8.05 65 57.25 10 12.42 65 73.79 15 12.15 70 62.51 15 18.52 70 78.40 20 16.28 75 67.93 20 24.57 75 82.80 25 20.46 80 73.59 25 30.55 80 86.97 30 24.69 85 79.50 30 36.45 85 90.88 35 28.99 90 85.75 35 42.25 90 94.46 40 33.39 95 92.46 40 47.92 95 97.61 45 37.90 100 100.00 45 53.43 100 100.00 50 42.52 50 58.79 Thus, if the Hydrometer indicated 59.4 per cent in a liquid at 80° Fah., the table would give its true per centage (richness) to 55 per cent; that is, 100 volumes of the liquid at 80° contains 55 volumes of alcohol. Tralles' Hydrometer gives the per cent by volume only. If it be