112 TEANSACTIONS OF THE [FEB. 24, 



March l4th 7.00 a.m. 50° 



7.00 p.sj. ro"^ 



March loth 7.00 a.m. G2= 



9.30 p.m. 75° (south wind) 



In Wadi Feirdn and hcyond. 



March 19th 6.30 a.m. 52° (rain) 



'' 9.00 P.M. 52° 



At Monastery of St. Catlterinc (5,000 //.). 



March 21st 8.00 a.m. 48° 



9.00 p.m. 55^ 



March 22d 6.30 a.m. 46° 



10.00 p.m. 56° 



March 23d 8.00 a.m. 57° 



" 9.30 p.m. 60° 



March 24th 7.00 a.m. 54° 



"^ 10.00 p. 31. 62° 



March 25th 7.30 a.m. 59° 



11. 00 A.M. 72° 



10.30 p.m. 66° 



March 26th 7.00 a.m. 62° 



" 9.00 P.M. 66° 



Wadi.Es-Sleh to Tor. 



March 29th 6.00 a.m. (Wadi) 67° (1,500 ft.) 



3.00 p.m. (Tor) 88° 



** 10.00 p.m. (Tor) 75° 



Summit of Jehel Mousa (7,400/^.) 



March 22d 9.30 a.m. in shade, 46° 



*' " in sun, 70° 



Gam}} on OuJf of Suez. 



March 31st 9.00 a.m. in sun, 88° 



" in shade, 72° 



On Seetzen's Slope, Jehel Nagous. 



March 31st 11.00 a.m. in sun, 86° 



" " in shade, 72.5° 



" 2.00 p.m. in sun, 100.5<^ 



The highest evening temperature was on March 17th, after 

 the Khamsin had blown all day, — at 7 p.m., 84°. The lowest 

 temperature observed was on March 20th, in camp about 3,000 



