The Invention of Nature

Haydon, Benjamin Robert

Henslow, John Stevens, 17.1, 17.2, 17.3

Herschel, John, 14.1, 14.2

Herschel, William

Hetch Hetchy Valley (Yosemite National Park)

Hidalgo y Costilla, Miguel

Himalaya, 13.1, 14.1, 15.1, 20.1

Hodges, William

Homestead Act (USA, 1862), 21.1

Honda (Colombia)

Hooker, Joseph Dalton, 18.1, 18.2, 20.1

Humboldt, Alexander Georg von (AH’s father), 1.1