﻿194 
  

  

  NEW 
  YORK 
  STATE 
  MUSEUM 
  

  

  Fig. 
  8 
  shows, 
  for 
  the 
  Muskingum 
  river, 
  precipitation, 
  evapora- 
  

   tion, 
  runoff, 
  and 
  mean 
  annual 
  temperature, 
  platted 
  in 
  the 
  order 
  

   of 
  the 
  precipitation. 
  

  

  

  MUSKINGUM 
  RIVER 
  

  

  

  c 
  

  

  c 
  

  

  s: 
  

   co 
  

  

  5 
  

  

  >s: 
  

  

  c 
  

  

  s: 
  

   o 
  

  

  CO 
  

  

  co 
  

  

  •s; 
  

  

  s: 
  

  

  30 
  

   20 
  

  

  +j 
  

  

  3 
  

  

  -s: 
  

   C 
  

  

  ■s: 
  

   co 
  

  

  CO 
  

  

  £! 
  

  

  <3> 
  

   <l> 
  

  

  50 
  

   40 
  

   30 
  

   20 
  

   W 
  

   .0 
  

  

  57° 
  

  

  50° 
  

  

  49° 
  

  

  48° 
  

  

  47° 
  

   Years 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  =— 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  1 
  

  

  la 
  

  

  in 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  -At 
  

  

  

  

  

  

  

  

  t 
  

  

  i'r 
  

  

  tl 
  

  

  ih 
  

  

  

  

  

  

  

  

  

  

  r 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  A 
  

  

  VI 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  O 
  co 
  co 
  <N 
  «- 
  o>rj-io 
  

   oi 
  co 
  oioi 
  a 
  oj 
  o 
  oi 
  

   oooocooooocoooco 
  

  

  

  Fig. 
  8 
  Diagram 
  showing 
  the 
  relation 
  between 
  the 
  precipitation, 
  runoff, 
  

   evaporation 
  and 
  temperature 
  on 
  the 
  Muskingum 
  river, 
  Ohio, 
  the 
  years 
  

   being 
  arranged 
  in 
  order 
  of 
  dryness. 
  

  

  On 
  fig. 
  9 
  the 
  relation 
  between 
  precipitation 
  and 
  runoff, 
  for 
  the 
  

   Upper 
  Hudson, 
  has 
  been 
  expressed 
  by 
  the 
  formula 
  P 
  2 
  =84.5 
  R. 
  

   These 
  diagrams 
  (figs. 
  5 
  to 
  14) 
  all 
  show, 
  together 
  with 
  many 
  

  

  