CONTENTS OF PART II 
Page 
Introduction 133 
Data used and acknowledgments 13.3 
Outcome of this investigation 131 
Order of presentation 134 
Form of equation for normal stream-flow 135 
Form of equation for flood-flow 139 
The freezing-melting theory 140 
Form of observation equation to determine C, F and M 141 
Form of observation equation for determining normal stream-flow 144 
Form of observation equation for determining flood-flow 145 
Method of procedure on Streams A and B 140 
Example of observation equations for normal stream-flow 148 
Freezing-melting period 150 
Decrease in rate of melting 150 
Fixing beginning and end of period of decrease in rate of melting 157 
Example of estimate of beginning of period of decreased rate of melting 158 
Ei 
Example of computation of =-. Stream B 100 
Example of normal equations for normal stream-flow 101 
Method of converting constants of the stream-flow formulas to percentages 103 
Smoothing the R l 's 105 
Necessary additional adjustments to normal flow equation 100 
Example of observation equations for adjusting S c and jR'io 107 
Example of substitution in observation equations for normal stream-flow 109 
Equation of normal flow of Stream B 170 
Values of G for Streams A and B 171 
Example of observation equations for flood-flow, Stream B 172 
Example of normal equations for flood-flow, Stream B 174 
Example of substitution in observation equations for flood-flow, Stream B 177 
Flood-flow equation of Stream A 178 
Run-off curves of Streams A and B 178 
Examples of computations used in the determination of C, F, M and T" 179 
Example of computation of D n 179 
Example of computation of D/ and — D 180 
Estimating dates to use in computation of D/ and of (n — G) 182 
Example of computation of x n 184 
Example of computation of x/ and x 185 
P^xample of computation of y n 180 
Example of computation of z n 188 
Example of computation of z/ and z 188 
Final normal equations for Solution AA, Stream A 191 
The two final solutions for determining C, F, M and T" 192 
Summary of constants derived in stream-flow investigation 194 
Accuracy of computed normal stream-flow 194 
Accuracy of computed flood-flow 197 
Tests of overall accuracy of computed stream-flow 197 
Accuracy as tested by graphs. Explanation of Plates 9 to 19 inclusive 199 
Accuracy as tested by detailed numerical comparison. Comparison of daily observed and com- 
puted flow 205 
Comparison of flood with non-flood months 205 
Comparison of 1914-15 with 1911-12-13 200 
Comparison by months 200 
Spring flood comparisons 200 
Comparisons by years 207 
Rainfall, net melting, evaporation and run-off on Watershed B 207 
Relation of S c to mean, median and mode of frequency distribution 211 
General resume of theory 219 
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