Part 22

Charlemagne, 25

Clodd, 65 n.

Clusius, 111, 113

Cole, 86

Compton, 116

Copernicus, 20

DARWIN, C., 46, 66, 75, 91, 92, 120, 121, 124

—— E., 120

Davaine, 138

Descartes, 69

Dioscorides, 4

Dumas, 106

Duverney, 36

ENCYCLOPÆDIC Naturalists, 12

Erasistratus, 4

Evelyn, 111, 115, 116

Experiments of ancient Greeks, 3

FABRICIUS, 21

Fagon, 115

Flemings, 26

Fontana, 105 n.

Forbes, 131

Fries, 17

Frisch, 37, 67

Fuchs, 9, 12

GAERTNER, 86

Galen, 4, 21

Galileo, 28