TABLE II. 
The Frequency of the Different Classes of Mental Condition in the Children of Parents One of Whom is Mentally Defective 
AND THE OTHER ALCOHOLIC ; TOGETHER WITH THE MENTAL CONDITION OF THE GRANDPARENTS, THE PARENTS’ SlBS AND OTHER BLOOD 
Relations about Whom Something is Known.deaf ; dau, 
ff, father’s 
_ __ . _ ... ,, , ..._______—„____ ______,__, _____________, locomotor 
ataxia; M, migrainous; m, mother; md, manic depressive insanity ; mf, mother’s father; mm, mother’s mother ; N, normal; Ne, neurotic; np, neuropathic; obs, obesity; P, paralytic; 
pa, paranoiac ; pn, pneumonia ; S, syphilitic ; sb, softening of the brain ; sco, scoliosis ; sd, senile dementia ; sh, shiftless ; sm, simple meningitis ; st, stillborn ; su, suicide ; Sx, unchaste; 
T, tuberculosis ; tf, typhoid fever ; tu, tumor; va, varicose veins ; ve, vertigo ; W, vagrant; ? implies doubt; d, died ; un, unclassified. 
Serial No.15 HbefChildren, re 14 un N E F IM Ne AP Sxffffm•3 f’s sibs. 
| d* 
H bef’el4 un N Ne npf’s other relatives. 
I d* 
■1 bef’el4 un N Ne npmmfmm 
1164911AFd bd 
21662541AA P11113... 3EI 
3177217l44b1... ...2.........A Sx...I33 .........1111 81ENE 
419768211 ...... 21»A D......72 3115E20T21ca 
52487b22A£pM 62601312 ...AE F15d-P 
727691223321 ...1A15...632 1 ...1310 ...224 15E 
831043111AE 938057511 ...Ad-ap11?... ll . .E-I 
10406242...11Aht■14 .........43 ...l8EIHt 
114676521... 2A29i421 1 ...66 ...Ebdca 
12322491221.........1 2A43...... 1 ...5...5 ......EA 
132734311... 1Ai?,2E 
1420864113011 ...A S42... 21 ...11 ...HASA 
IS369241lit11 ...A SxE 
161574b111244312 ...1... ...A6S......... 1*E 
17597d10612... 1AEFK 
IS624114392 ...AF? 
191274411 ...... I2... 1A42i \ ...66 ...FAca 
201319211 ...AI6......5 I3 ...18213 ...2415FF 
212561931AA...5...2... 36 ...30120 44'll8FA... 
223189a85...i2A................FA... 23342911512 ...... 3A...dy512 'i12 ...26...24 ...1i?Fdy 
243384136. ..1?23 ...... HiAd-P3...1615 ...15FAdy 
?54403b33 ...A....................................F... 
‘>626457174 ...AT82:i2 ll ...4237 2 31F... 
77XXX7222... 1... ...AASx...1110 ...j‘i‘2FAE? 
78XXVII21...1AIn642 .........Iti10 3F SxeccSx 
29VI32. ..1Aa...11523 ......Ne F...... 
30519411AF 486362111136p a11A 
32391291213 11ANN7...2 4 1517311 ...215F•••... 
33375274]•>A42■).F 34597c1382... I402AFFE 
351745d22 ...AFFFd* H bef’el4 un N Ne np 18 
m’s sibs. 
10 4 37 
10 6 
53482 
13 23 64 3 2 6 
101 6 
"i 24 1 
12 ... . 
3 5 l22 
... 21 .391 22 34 Ji) 
21 19 
1 1 l1 ... 
... 1 326 22‘ 
10............... 2 ... 1 ... 
2 1 ....... 
1 ...231 2 
l42 3 ... 18;-u 343 19 4 
...............411 2 1 21 ... 
... 2 1 ... 
'4"! "! 
1 ... 24... 
4 ... 3!3 ... 
1 2 ......... 
.............. 2s 
4 ... I82 l8 
2 ........ 
1 
5 3 1l1 ... 
11 ... 
1 l22 
.. 1 ........ 
..........4« 3 ... I1 644 ... ■3 m’s other relatives. 
3 d 
r> hef’e 14 un N Ne lip 
3 3017 2 
1315... 26 1 
16 5 
20 ... 
19 ...4)8 18 
28 
528 18 
10 l25 .......... 
8 14 7 1 428 
!!! ”3 
4 12 3............. 
3... 11... 
59 
22 67 15 15 
3611 14 
811 105 395............... 8 ............. 
20 ... 1 ... 
309 412IO7H 
14 ......... I8 
13............... 
32l5 ... 216 ... 
66233 1 1234 
....................... 15 
5 ... 135 ... 
3 ... 21 ... 
1 ... 235 ... 
7 ......... 22200 K> 
ila. 
2487c 3515 2946 4197 3975 474341 3A42 .. ... 239V.19 8 7 38II 
311 1AIII43 ......... I22 
85... 1 1 ............... 1 ...............I-S65 .. 1 ...55 ...............A511 ... 31 ... 
421 ... 1 .......................................A SX SMM3. 332 ...43433 ... 532 15I-SNN61... 5 ......... 
412 ... 1 .......................................A42 .. 2374...4 ...............I...5Cn—00 
612 1 2.......................................A...I......129............... 3451 11 4 
20 21» 11 4 
123913 ll122 
Notes.—J1 A 1 Ne, 2 bad morals, 3 P, 4A, 6 F, 6 A, 7 A, R K. 9 3 B 1 D, 10 9-A 2-Ne 1 su, 11 4 E 2 F 1 I, 12 1 P 1 Ne, 13 1 d-eu, u stubborn-went as far as the 4th grade, 15 1 d-ca, 
is d-P. 17 3-c, I» 3-E. 19 chorea. 20 during pregnancy. 21 s-d. 22 I. 28 1-K. 21 1 A 1 sco. 25 su, 28 1 A lc, 27 1-E 1-1» 28 3-K 1-1. 20 also Ne, 3° 1-S, »1 1 su, 32 M. 3S i_B. 34 g.p 3.! 86 q, 
88 A-C, 87 1 E 1 F, 88 2-T, 89 1-D, 40 1-C 2-A, 41 2 F 2 K, 42 Tf 48 1 deaf mute, 44 5-F, 1 K, 45 2-F 1 I, 46 13 are miscarriages, * includes miscarriages and stillbirths.Section I. D. F. Weeks.