STEAM AND BRINES. 



551 



Table I. — Particulars of Boiling Mixtures of Steam and NaCl at different 



Elevations. 



Locality, 



Edinburgh. 



Edinburgh 



Edinburgh. 



Zurich. 



Fiesch. 



Andermatt. 



Pontresina. 



Pontresina. 



Date, 1897, . 



21st Oct. 



19th Oct. 



15th Oct. 



19th Aug. 



16th Aug. 



18th Aug. 



12th Sept. 



12th Sept. 



Elevation in Metres, . 



80 



80 



80 



410 



1054 



1444 



1820 



1820 



Temp, of boiling 

 mixture, "C, t ° 



Temp, of boiling 

 water, °C, , T 



108-98 

 100-44 



108-56 

 100-06 



107-65 

 99-21 



107-20 

 98-75 



105-05 

 96-71 



103-82 

 95-58 



102-57 

 94-37 



102-57 

 94-37 



Difference, °C, / -T 



Tension of satu- 

 rated steam at 

 t , mm., . p 



Atmospheric pres- 

 sure, mm., . P 



8-54 



1039-0 



772-0 



8-50 



1024-4 

 761-6 



8-44 



993-1 

 738-8 



8-45 



977-9 

 726-7 



8-34 



908-0 

 674-9 



8-24 



870-0 

 647-6 



8-20 



832-7 

 619-4 



8-20 



832-7 

 619-4 



Po-P 



268-0 



262-8 



254-3 



251-2 



233-1 



222 - 4 



213-3 



213-3 



p-P 



P 



0-2570 



0-2565 



0-2561 



0-2569 



02567 



0-2556 



0-2561 



0-2561 



Locality, 



Pontresina. 



St Moritz. 



St Moritz. 



Eggischorn. 



Julier. 



Schafberg. 



Schafberg. 



Schafberg. 



Date, 1897, 



17th Sept. 



28th Aug. 



23rd Aug. 



15th Aug. 



25th Aug. 



5th Sept. 



31st Aug. 



10th Sept. 



Elevation in Metres, . 



| 



1820 



1860 



1860 



2193 



2244 



2733 



2733 



2733 



Temp, of boiling 

 mixture, ° C, t ° 



Temp, of boiling 

 water. °C., . T 



102-32 

 94-13 



102-48 



94-28 j 



102-10 

 94-00 



101-30 

 93-12 



101-00 

 92-85 



99-57 

 91-47 



99-54 

 91-46 



99-30 

 91-20 



Difference, °C, t -T 



Tension of satu- 

 rated steam at 

 t , mm., . p 



Atmospheric pres- 

 sure, mm., . P 



8-19 



825-4 

 614-0 



8-20 



829-9 

 617-8 



8-10 



821-9 

 611-0 



8-18 



796-0 

 591-4 



8-15 



787-6 

 585-5 



8-10 



748-4 

 556-0 



8-08 



747-6 

 555-8 



8-10 



741-2 

 550-4 



Po-P 



211-4 



212-1 



210-9 



204-6 



202-1 



192-4 



191-8 



190-8 



jp-P 



0-2561 



02556 



0-2566 



0-2570 



0-2566 



0-2571 



0-2566 



0-2574 



V 



