CONTENTS. 



COMPAKISON OF THE THERMOMETKICAL SCALES. 



(The figures refer to the folio at the bottom of the page.) 



TABLE 1. Comparison of Fahrenheit's Scale with the Centigrade and Reau- 

 mur's, full degrees, from +212 to 39, . .8 



" II Comparison of the Centigrade Scale with Reaumur's and Fahren- 

 heit's, full degrees, from +100 to +50, 10 



" III. Comparison of Reaumur's Scale with Fahrenheit's and the Centi- 

 grade, full degrees, from +80 to +40, .... 10 



" IV. Conversion of Degrees of Fahrenheit into Centigrade Degrees, for 



every tenth of a degree, from + 122 to 76 F., . . . 13 



" V. Conversion of Degrees of Fahrenheit into Degrees of Reaumur, for 



every tenth of a degree, from + 122 to 38 F., 18 



" VI. Conversion of Centigrade Degrees into Degrees of Fahrenheit, for 

 every tenth of a degree, from +50 to 54, and from -f- 100 

 to +89 C., 25 



*' VII. Conversion of Centigrade Degrees into Degrees of Reaumur, for every 



tenth of a degree, from +40 to 40 C., .... 28 



" VIII. Conversion of Degrees of Reaumur into Degrees of Fahrenheit, for 



every tenth of a degree, from +40 to 40 R., . . . .30 



" IX. Conversion of Degrees of Reaumur into Centigrade Degrees for every 



tenth of a degree, from +40 to 40 R., . . . .32 



' X. Value of any number of Degrees of Fahrenheit, expressed by a cor- 

 responding number of Centigrade Degrees, . . . . .34 



" XI. Value of any number of Degrees of Fahrenheit, expressed by a cor- 

 responding number of Degrees of Reaumur, . . . 34 



'* XII. Value of any number of Centigrade Degrees, expressed by a cor- 

 responding number of Degrees of Reaumur, . . . .34 



1 XIII. Value of any number of Centigrade Degrees, expressed by a cor- 

 responding number of Degrees of Fahrenheit, . . . .35 



"XIV. Value of any number of Degrees of Reaumur, expressed by a cor- 

 responding number of Centigrade Degrees, 35 



" XV. Value of any number of Degrees of Reaumur expressed by a cor- 

 responding number of Degrees of Fahrenheit, . . . .35 

 A 3 



