THE BACK CROSS. 1_'7 



father, who was a fanner, died at 69 yean from apoplexy; was of medium 

 build. His mother, who had 6 children, al 50 yean was Blender. 

 The Mother is living at 50 years, having the formula l"' 11 61 in es; build 



2.8 (40). Her father, who was a grocer, Buffered in youth from rheumatism; 

 in middle age from typhoid fever. He died at til year- from Brig 



ease. At 61 years he was slender. Her mother, who had 3 children, • 

 always well. She died at 79 years from cerebral hemorrhag 

 to be slender. 



One son, a teacher, always well, has at 25 years the formula 1 »<i 

 inches; build 2.2 (31); adjusted to 50 year-. 151 67 inches; build 2 



Comment. — The son is intermediate in build between the parenU 

 (R : Hot-1). 



Hul-2 Family. 



A rural New York family of prevailingly English origin. The Father, a 

 business man, always well, had, at 50 yean, the formula 140 t'.s .?, 

 build 2.1 (30). His father, who died of "rheumatism of the stomach 1 

 80 years, had the formula 160/69 inches; build 2.4 (34i. Hi- mother, who 

 died at 82 years of old age, with dropsical tendencies, had the formula 

 95/62 inches; build 1.7 (25). This family has a build at or below I • 

 average. 



The Mother, who suffered much from sick headache and "rheumatism/ 1 

 and in later years from diabetes mellitus, had. at 50 yean, the formula 

 150/64 inches; build 2.6 (37). Her father, who Buffered from migraine, had 

 the formula 155/67 inches; build 2.4 (35). Her mother, always well, died 

 at 78 years of gradual decay; her formula, at 50 year-. 1 15 65 inches; build 



1.9 (27). The Mother is doubtless heterozygous. There are 7 children: 



1. Female, who has had pneumonia and sutlers from migraine, has, at 38, 

 the formula 100/62.5 inches; build 1.8 (26). 



2. Female, a teacher, married, at 37 years, 115 t;."> inches; build 1.9 i27>. 



3. Female, married, and died at 35 years of Addison's disease I 

 inches; build 1.8 (25). 



4. Female, who has been operated on for tubercular neck glands, at 

 years, 115/62 'inches; build 2.1 (30). 



5. Female, who suffered in youth from tachycardia, at 28 yean, LOO ' 

 inches; build 1.6 (23). 



6. Female, who has suffered from migraine and rheumatism and had an 

 attack of pneumonia, at 27 yean, 115/64 inches; build 2.0 (28) ; adjust 

 to 50 years, 119/64 inches; build 2.0 (29). 



7. Male, well, at 20 yean, 140 67 inches; build 2.2 (31); adjust 

 50 years, 158/68 inches; build 2.4 (34). 



Comment. — On the whole the children are below the average build, like 

 the slender parent (R : Hul-2). 



Kie Family, i Fig. 13.) 



II 1 $ , a slender German. His wife, II 2 ? . fleshy. T. 

 of whose build something is known: III 1 ' , fleshy; III 2 

 6 feet tall, married to a fleshy woman, has 6 tall, .-lender daughter- III 

 4 9 , died of "heart disease"; -lender. Ill 7 ' . died at 56 

 lungs, weight in health 82 kg. (180 pound "ire 17s cm. (70 in 



build 2.6 (37), fleshy. Thus 2 are fleshy and 2 Blender. 



Comment. — From the variability of the offspring W 

 Mother was heterozygous in build (73 t'>70>. 



