The Kallikak Family: A Study in the Heredity of Feeble-Mindedness — John Shaqi
The Kallikak Family: A Study in the Heredity of Feeble-MindednessGoddard, Henry Herbert
Science
The Kallikak Family: A Study in the Heredity of Feeble-Mindedness
Goddard, Henry Herbert
Heredity, Human; Mental retardation; People with mental disabilities
A vertical line connecting this horizontal line with an individual or with
a line connecting two individuals, indicates the parent or parents of the
fraternity.
Letters placed around the symbol for an individual are as follows:
A--Alcoholic, meaning decidedly intemperate, a drunkard; B--Blind;
C--Criminalistic; D--Deaf; E--Epileptic; I--Insane; Sy--Syphilitic;
Sx--Sexually immoral; T--Tuberculous.
A short vertical line dependent from the horizontal fraternity line
indicates a child whose sex is unknown. An F at the end of the line
indicates that such child was feeble-minded.
N? or F? indicates that the individual has not been definitely determined,
but, considering all the data, it is concluded that on the whole, the
person was probably normal or feeble-minded, as the letter signifies.
A small d. followed by a numeral means died at that age; b. means born,
usually followed by the date.
A single figure below a symbol indicates that the symbol stands for more
than one individual--the number denoted by the figure, _e.g._ a circle
with a “4” below it, indicates that there were four girls in that
fraternity, represented by that one symbol.
The Hand indicates the child that is in the Institution at Vineland, whose
family history is the subject of the chart.
A black horizontal line under a symbol indicates that that individual was
in some public institution at state expense.
The fact that the parents were not married is indicated either by the
expression “unmarried” or by the word “illegitimate,” placed near the
symbol for the child.
[Illustration: CHART I.]
[Illustration: CHART II.
N = Normal. F = Feeble-minded. Sx = Sexually immoral. A = Alcoholic. I =
Insane. Sy = Syphilitic. C = Criminalistic. D = Deaf. d. inf. = died in
infancy. T = Tuberculous. Hand points to child in Vineland Institution.
For further explanation see pp. 33-35.]
[Illustration: CHART A.
CHART B.]
[Illustration: CHART III.]
[Illustration: CHART C.]
[Illustration: CHART IV. Section A.
N = Normal. F = Feeble-minded. Sx = Sexually immoral. A = Alcoholic. I =
Insane. Sy = Syphilitic. C = Criminalistic. D = Deaf. d. inf. = died in
infancy. T = Tuberculous. Hand points to child in Vineland Institution.
For further explanation see pp. 33-35.]
[Illustration: CHART D.]
[Illustration: CHART IV. Section B.]
[Illustration: CHART E.]
[Illustration: CHART V. Section A.
N = Normal. F = Feeble-minded. Sx = Sexually immoral. A = Alcoholic. I =
Insane. Sy = Syphilitic. C = Criminalistic. D = Deaf. d. inf. = died in
infancy. T = Tuberculous. Hand points to child in Vineland Institution.
For further explanation see pp. 33-35.]
[Illustration: CHART F.]
[Illustration: CHART V. Section B.
CHART VI.]
[Illustration: CHART G.]
[Illustration: CHART VII.
Public-domain text, read in full here on John Shaqi.
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