40 



CONTENTS. 



MISCELLANEOUS TABLES FOR COMPARISON. 



Page 



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

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

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

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



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



XXII. For showing the Differences in the Values of the Elastic Force 



of Vapor adopted by different Authorities . . . -154 

 " XXIII. W T eight of Vapor, in Grammes, contained in a Cubic Metre of 



Saturated Air, by Pouillet 156 



" XXIV. Weight of Vapor, in Grammes, contained in a Cubic Metre of 



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



XXV. Force of Vapor and Relative Humidity corresponding to the 



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

 " XXVI. For deducing the Relative Humidity, from the Indications of 



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

 " XXVII. 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 1. 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 



1G4 

 165 



165 



fsc 



13V 



