Trans. Acad. Sci. of St. Louis. 
Mm T Age: 
8 / 16 
126 15 
122 x Ai 
C4 
lls A. rd V ; 
: ra / 
Be at ) ree 11 
in a eat A AL 
110 eas Re a He Prd a XL : 
Pl y. BAG AS of LAL 
106 Ard a FA | A Vi; . 
0 _ } "4 
“4 ra 7 
102 ee ee ee Bees 
al uf atl cad sk oe AYA 
7 eee a 
98 al a Pe al setts an 
yg OP tO a oa Se 
g ae —— a ra 
94 ie os LY git of ad Bd 
jooaerase 
0 Tall ee ro 
‘ — 
eee dé 
ca 
86 y 
10 20 30 40 50 60 Tu 20 90 
Percentile Grades. 
VOL. VI. No. 12. PLATE XIX (from Table No. 26; pages 311, 321). 
Boys’ Height of Face from Root of Nose to Point of Chin. 
