132 SOME PHYSIOLOGICAL RESULTS OF TEMPERATURE VARIATIONS. 
EXPLANATION OF CHARTS. 
CHART-I. 
Conception Curve—dark line. The actual numbers are given on left-hand side. The 
Temperature Curve represented by a dotted line. The numbers are omitted. (See pp. 2, 3.) 
CHART II. 
Marriage Curve placed for sake of contrast just underneath the Conception and Tempera- 
ture Curves, The numbers are on left-hand side. (See pp. 2, 5.) 
CHART III. 
Shows Conception Curve after Temperature factor has been subtracted. ............ line 
shows the real course of Curve (see p. 7). Below is Marriage Curve. (See pp. 6, 7.) 
CHART IV. 
Shows the capacity for conceiving at different ages of women. The numbers are years 
of age. (See p. 10.) 
CHART V. 
Shows all the factors influencing the conceiving power of a woman, taken fora single year 
(say 20-21). 
(A) Represents Age Curve, and rises in Chart, being that of a single year from 20-21. 
(See pp. 10, 11.) 
(B) Temperature Curve, rising every year in summer. 
(C) Curve representing Menstrual Rhythm, occurring twelve times in the year. 
