2 £. Loomis—Observations of the U.*S8. Signal Service. 
tude from Greenwich; column fourth their elevation above 
the sea; columns fifth to sixteenth show the total number of 
vations at each station; column nineteenth shows the average 
number of cases for one year; and column twentieth shows the 
anal rain fall at each station expressed in inches. An _aste- 
risk shows that observations for the month indicated are 
wanting. 
» Diurnal change of temperature at least 40°. 
mer| .| [élal fel s|#le . :|2] 2 | 33 
Station. Lat. Long. feet. Es 8 g 5 g E Z Z 5 3 5 g E 3 Ep 
Wickenburg | 34-0) 112°7|2050| 2) 9 13/23 a 22/21/21/10/146/11/160| 4°99 
LaMesilla 32:3] 106°8|4000/1412) 7/17) 8/12) * 4/17) 5| 96|11|105| 3°56 
Campo 32-4! 116°5|2486| 1 3} 2| 7/12] 7.28/18] *| *|*| 78] 9|104)18°53 
Tucson 2-2) 110°9}1898| *| 5]13) 6| 9) 8) *| *)*|*)*)*) 41 98| 13°03 
rescott 34°5| 112°5|5580| 8 4| 3] 7|20| *| *! 6} 8)13/12| 81/10) 97)13°81 
Craig 33-7] 1 619 8| 6] 4 8] 6} 8| 2] 11 47/12) 47 
lolorado Sp. | 38°9} 105°0|6032/22|11|11| 6/12/19] 8] 1/ 3) 7] 8} 9]117|/30) 47/15 
Vinnemucea | 41°0| 117°7/4335| 2 2| 2) 1| 614] 7] 7} 1} 1) 43/12} 43) 6 
Uvalde 29°2| 9 4| 4| 4 6] 6] 2} 3] 6] 3} 38/11) 41/2331 
Benton AT 5| 71 7 2 6] 7} 1] 1} 36/12) 36)12°17 
Denver 39°7| 105°1/5269/20| 7|17/13/10/24}16} 9/29/18)10/11/184/69| 32/1381 
Graham 33° *| 4] 8} 211 *| #|*)*) 15] 6] 30/1828 
North Platte | 41°1! 100°9/2838/10} 7|10| 9| 1| 4) 2} 1) 6/21/11) 5) 87/42) 25/28°77 
Visali 36°: 34 6|14| 2 22/12) 22/10 
Fredericksb’g | 30°3) 98°7|1614) 3} 5| : *| ae) *)#) | 9! 13] 7] 22/2773 
f 30°8| 102°8|4950| 2] 2] 3] 4 1)* 5} 2} 19/11) 21/14 
Concho 31°4| 100°3/1750} 4} 4)" 1} 1 2| 20|12| 20/23°83 
Camp Ve 34-4 3160 3) 2) * 3] 7% 18/11} 20|10°81 
Pilot Point | 33°3) 96:8 pees a a Liss 1 16]11| 17/3137 
Cheyenne 41°2| 104°7/6057| 5] 2} 2| 4) 4/22/22) 8l17| 4 3| 99/69] 17/13°50 
Dodge City | 37°6| 100°1/2486) 4/10)12) 4) 3) 2 1/11/10} 4] 61/45) 16 24°87 
Umatilla 45°9| 119 3| 4] 2] 6! 15/11} 16 
Florence 33°0| 111°3 1| 2) 2)*|*/*)*]| 5 10} 8} 15) 71 
t. Sully “6; 100°7/1678| 6} 3} 3} 4] 3) 5] 3111/10/18) 2 72/60} 14|12°16 
Griffin 32°9| 99-3 2) 4] 2) 3)1 12/12] 12/3796 
reckenridge | 46-2} 96°3) 968) 2| 6} 4) 1) 7| 3! 5) 1!10\20) 5 68:69! 12)38°57 
York Factory | 57-0; 92:4) 55) 1 1} 1 2/10) 1 16/17 4 
Rockliffe 46:2} 77-7] 418! 2 2] 3} 2] 5] 1) 1 16}1 
: 42°7} 97°5|1275/11] 6} 1) 3] 2) 1 3) 9| 6) 4) 46/57| 10/28 
Pembina 49°0| 97-1! 7 2) 2) 2/12) 2 4} 5|10| 3| 5| 49|62] 9)22°47 
Bismark 4678) 100°6/1706| 5| 1 2| 2} 2} 4/12) 2| 3| 33/45) 9/1837 
1 49°9| 97:0] 754| 3] 3] 3] 2/13] 6! 3! 3| 3] 5) 2] 3] 49ie6| 9/29°19 
Geneva 42°9| 771] 567 1| 4) & 10|15| 8|27°-46 
Brackettville | 29° oat es 1} 2} 1 2 1 . ia} 7\2618 
{ am 47-0} 65 4/12) 7 2) 5 1] 31157| 7|46°67 
Parry Sound | 45-4 80-2 635 3} 5] 2] 2) 1 1] al 19/34] 7/4048 
Of the thirty-six stations here enumerated about half are 
situated south of latitude 35°, and these are the stations where 
the great fluctuations of temperature occur most frequently, 
