1 0.00694 1 0.08333 2 0.01389 2 0.16667 3 0.02083 3 0.25000 4 0.02778 4 0.33333 5 0.03472 5 0.41667 6 0.04167 6 0.50000 7 0.04861 7 0.58333 8 0.05556 8 0.66667 9 0.06250 9 0.75000 10 0.06944 10 0.83333 11 0.07639 11 0.91667 12 0.08333 12 1.00000 No. II. TABLE _for Converting the Observed Heighths of Water in the Jars of the Pneumato-Chemical Apparatus, expressed in Inches and Decimals, into Corresponding Heighths of Mercury._ Water. Mercury. Water. Mercury. .1 .00737 4. .29480 .2 .01474 5. .36851 .3 .02201 6. .44221 .4 .02948 7. .51591 .5 .03685 8. .58961 .6 .04422 9. .66332 .7 .05159 10. .73702 .8 .05896 11. .81072 .9 .06633 12. .88442 1. .07370 13. .96812 2. .14740 14. 1.04182 3. .22010 15. 1.11525 No. III. TABLE _for Converting the Ounce Measures used by Dr Priestly into French and English Cubical Inches._ Ounce French cubical English cubical measures. inches. inches. 1 1.567 1.898 2 3.134 3.796 3 4.701 5.694 4 6.268 7.592 5 7.835 9.490 6 9.402 11.388 7 10.969 13.286 8 12.536 15.184 9 14.103 17.082 10 15.670 18.980 20 31.340 37.960 30 47.010 56.940 40 62.680 75.920 50 78.350 94.900 60 94.020 113.880 70 109.690 132.860 80 125.360 151.840 90 141.030 170.820 100 156.700 189.800 1000 1567.000 1898.000 No. IV. ADDITIONAL. TABLE _for Reducing the Degrees of Reaumeur's Thermometer into its corresponding Degrees of Fahrenheit's Scale._ R. F. R. F. R. F. R. F.