40 



contents. 



Miscellaneous Tables for Comparison. 



Page 



Elastic Force of Vapor, expressed in Millimetres, by August . 150 

 Elastic Force of Vapor, expressed in Millimetres, by Kaemtz 152 

 Elastic Force of Vapor, expressed in Millimetres, by Magnus 152 

 Elastic Force of Vapor, in English Inches, from the Royal 



Society's Report ........ 153 



For showing the Differences in the Values of the Elastic Force 



of Vapor adopted by different Authorities .... 154 

 Weight of Vapor, in Grammes, contained in a Cubic Metre of 



Saturated Air, by Pouillet 156 



Weight of Vapor, in Grammes, contained in a Cubic Metre of 



Air, by Kaemtz ........ 156 



Force of Vapor and Relative Humidity corresponding to the 



Degrees of Saussure's Hair-Hygrometer, by Gay-Lussac . 157 

 For deducing the Relative Humidity from the Indications of 



Saussure's Hair-Hygrometer, by Haeghens . . . 158 

 Relative Humidity corresponding to the Degrees of Saussure's 



Hygrometer, by Kaemtz ....... 159 



APPENDIX. 



For comparing Quantities of Rain-water given in Different Measures. 



Table I. Conversion of Centimetres into English Inches 



" II. Conversion of Centimetres into French Inches and Lines 



" III. Conversion of English Inches into Centimetres . 



" IV. Conversion of English Inches into French Inches and Lines 



" V. Conversion of French Inches and Lines into Centimetres 



" VI. Conversion of French Inches and Lines into English Inches 



164 

 164 

 165 

 165 

 16(i 

 167 



B 



