有声读物类型 : Nature
The Outline of Science Vol. 3
J. Arthur Thomson
The Blazed Trail
Stewart Edward White
The Lure of the Labrador Wild
Dillon Wallace
Eine Reise in das Innere der Insel Formosa
Karl Theodor Stöpel
The Andes and the Amazon
James Orton
The Seven Follies of Science
John Phin
National Geographic Magazine Vol. 01 No. 1.
Various
The Natural History, volume 2
Pliny the Elder
The Vegetable Garden: A Manual for the Amateur Vegetable Gardener
Ida Dandridge Bennett
The Art of Travel
Sir Francis Galton
Indian Summer
William Dean Howells
Die Entstehung der Kontinente und Ozeane
Alfred Wegener