Columbia subject headings:
Ability--Early works to 1800.
Psychology--Early works to 1850.
Harvard subject headings:
Ability--Early works to 1800.
Genius--Early works to 1800.
Psychophysiology--Early works to 1800.
Temperament--Early works to 1800.
Typology (Psychology)--Early works to 1800.
Princeton subject headings:
Genius.