330 



ENVIRONMENTAL CONDITIONS. 



Table 18 — Data of precipitation and evaporation for the period of the average frostless season, 

 for the year of RusseWs observation {July 1887 to June 188S), and corresponding ratios 

 of precipitation to evaporation, together with similar ratios derived by employing normal 

 data of precipitation instead of those for this single year. — Continued. 



Station. 



Maryland : 



Baltimore (95) 



Washington, D. C. (94) 



Massachusetts: 



Boston (105) 



Nantucket (105) 



Michigan: 



Alpena (63) 



Detroit (63) 



Grand Haven (62) 



Lansing (63) 



Marquette (61) 



Port Huron (63) 



Minnesota: 



Duluth (58) 



Moorhead (57) 



St. Paul (56) 



St. Vincent (57) 



Mississippi : Vicksburg (80) 



Missouri : 



Kansas City (51) 



Leavenworth 



Lamar (49) 



St. Louis 



Springfield (49) 



Montana : 



Crow Agency (26) 



Fort Asseniboine 



Helena (27) 



Poplar (30) 



Poplar River 



Nebraska: 



Crete (37) 



North Platte (35) 



Omaha (36) 



Nevada: Winnemucca (12) 



New Hampshire: Concord (105). 

 New Jersey: Atlantic City (99). 

 New Mexico: 



Fort Stanton (2) 



Sante Fe (5) 



New York: 



Albany (104) 



Buffalo (101) 



New York (104) 



Oswego (102) 



Rochester (101) 



North Carolina: 



Charlotte (89) 



c« 



Go 



.2 



73 :i 



1 » 



in. 

 24.34 

 19.73 



17.97 

 22.00 



13.84 

 13.90 

 14.70 

 13.35 

 9.97 

 10.54 



17.83 

 12.33 

 18.96 



12.88 

 29.74 



31.27 



23.81 

 20.60 

 23.34 



9.22 

 9.79 

 5.99 



11.44 



21.94 

 11.53 



17.21 



0.96 



23.64 



21.20 



11.63 

 9.24 



18.99 

 15.02 

 24.08 

 11.25 

 11.67 



35.89 



1-3 S^ 



£ ^ 00 ^ 



a; T— t 



o ' 



a 



O >i 



03 S 



C3 3 



O 1-5 • 



m O 



o _ 



.2 ^ t- 3 



o -^ ^ '- 

 H 



in. 

 34.78 

 30.26 



22.75 

 18.40 



14.85 

 24.39 

 19.28 

 17.59 

 14.48 

 18.85 



15.13 

 15.46 

 18.33 

 10.39 

 37.34 



30.26 



25.83 

 39.29 

 24.96 



31.30 

 20.86 

 29.70 



20.48 



22.60 

 25.05 

 27.09 

 45.99 

 17.84 

 17.48 



43.19 

 54.79 



23.71 

 22.94 

 29.43 

 19.97 

 22.67 



34.06 



p/E 



0.70 

 0.65 



0.79 

 1.95 



0.93 

 0.57 

 0.76 

 0.76 

 0.69 

 0.56 



1.18 

 0.80 

 1.03 

 1.24 

 0.80 



1.03 



0.92 

 0.52 

 0.93 



0.29 

 0.47 

 0.20 



0.56 



0.97 

 0.46 

 0.64 

 0.02 

 1.32 

 1.21 



0.27 

 0.17 



0.80 

 0.65 

 0.82 

 0.56 

 0.51 



1.05 



P/E. 



(From 



table 11.) 



0.76 

 0.83 



0.93 

 1.03 



1.01 

 0.69 

 0.79 

 0.80 

 1.03 

 0.78 



1.23 

 0.94 

 1.03 

 0.92 

 0.93 



0.86 



1.03 

 0.58 

 1.00 



0.23 

 0.37 

 0.22 



0.34 



0.90 

 0.51 

 0.82 

 0.04 

 0.94 

 1.30 



0.23 

 0.18 



0.84 

 0.78 

 0.87 

 0.87 

 0.71 



0.88 



