0 = 32 21 = 79.25 41 = 124.25 61 = 169.25 1 = 34.25 22 = 81.5 42 = 126.5 62 = 171.5 2 = 36.5 23 = 83.75 43 = 128.75 63 = 173.75 3 = 38.75 24 = 86 44 = 131 64 = 176. 4 = 41 25 = 88.25 45 = 133.25 65 = 178.25 5 = 43.25 26 = 90.5 46 = 135.5 66 = 180.5 6 = 45.5 27 = 92.75 47 = 137.75 67 = 182.75 7 = 47.75 28 = 95 48 = 140 68 = 185 8 = 50 29 = 97.25 49 = 142.25 69 = 187.25 9 = 52.25 30 = 99.5 50 = 144.5 70 = 189.5 10 = 54.5 31 = 101.75 51 = 146.75 71 = 191.75 11 = 56.75 32 = 104 52 = 149 72 = 194. 12 = 59 33 = 106.25 53 = 151.25 73 = 196.25 13 = 61.25 34 = 108.5 54 = 153.5 74 = 198.5 14 = 63.5 35 = 110.75 55 = 155.75 75 = 200.75 15 = 65.75 36 = 113 56 = 158 76 = 203 16 = 68 37 = 115.25 57 = 160.25 77 = 205.25 17 = 70.25 38 = 117.5 58 = 162.5 78 = 207.5 18 = 72.5 39 = 119.75 59 = 164.75 79 = 209.75 19 = 74.75 40 = 122 60 = 167 80 = 212 20 = 77 _Note_--Any degree, either higher or lower, than what is contained in the above Table, may be at any time converted, by remembering that one degree of Reaumeur's scale is equal to 2.25 deg. of Fahrenheit; or it may be done without the Table by the following formula, R x 9 / 4 + 32 = F; that is, multiply the degree of Reaumeur by 9, divide the product by 4, to the quotient add 32, and the sum is the degree of Fahrenheit.--E. No. V. ADDITIONAL. RULES _for converting French Weights and Measures into correspondent English Denominations[62]._ Sec. 1. _Weights._ The Paris pound, poids de mark of Charlemagne, contains 9216 Paris grains; it is divided into 16 ounces, each ounce into 8 gros, and each gros into 72 grains. It is equal to 7561 English Troy grains. The English Troy pound of 12 ounces contains 5760 English Troy grains, and is equal to 7021 Paris grains. The English averdupois pound of 16 ounces contains 7000 English Troy grains, and is equal to 8538 Paris grains. To reduce Paris grs. to English Troy } grs. divide by } 1.2189 To reduce English Troy grs. to Paris } grs. multiply by } To reduce Paris ounces to English } Troy, divide by } To reduce English Troy ounces to } 1.015734 Paris, multiply by } Or the conversion may be made by means of the following Tables. I. _To reduce French to English Troy Weight._ The Paris pound = 7561 } The ounce = 472.5625 } English. The gros = 59.0703 } Troy. The grain = .8194 } Grains. II. _To Reduce English Troy to Paris Weight._