[22] De Quatrefages, Crania Ethnica, Part i. p. 30.

[23] Zoja, La Testa di Scarpa, 1880.

[24] Sul Cranio di Volta, 1879, Turin.

[25] Welcker, Schiller’s Schädel, 1883.

[26] Revue Scientifique, 1882.

[27] Wagner (Das Hirngewicht, 1877) gives these measurements of scientific men of Gottingen:—

DirichletMathematician Age 541520g.
FuchsPhysician“ 521499g.
GaussMathematician“ 781492g.
HermannPhilologist“ 511358g.
HausmannMineralogist“ 771226g.

Bischoff (Hirngewichte bei Münchener Gelehrten) gives the following measurements:—

HermannGeometrician Age 601590g.
PfeuferPhysician“ 601488g.
BischoffPhysician“ 791452g.
Melchior MeyerPoet“ 611415g.
ArnoldiOrientalist“ 851730g.
ThackerayNovelist“ 521660g.
AbercrombiePhysician“ 641780g.
CuvierNaturalist“ 631829g.
DoellArchæologist“ 851650g.
SchillerPoet“ 461580g.
HuberPhilosopher“ 471499g.
FallmerayerHistorian“ 741349g.
LiebigChemist“ 701352g.
TiedemannPhysiologist“ 791254g.
HarlessChemist“ 401238g.
DöllingerPhysiologist“ 711207g.

The measurement of the cerebral area often gives superiority even to those men of genius who present a feeble weight. Fuchs had a cerebral surface of 22,1005 square c. and Gauss of 21,9588; while with the same weight the same surface in an unknown woman was 20,4115 and in a workman 18,7672.