Hörbuch-Genres : Science
Report on Unidentified Flying Objects
Edward J. Ruppelt
Stories of Inventors
Russell Doubleday
Descent of Man and Selection in Relation to Sex, Part 1
Charles Darwin
Monadology
Gottfried Wilhelm Leibniz
Histology of the Blood
Paul Ehrlich, Adolf Lazarus
Story of Electricity
John Munro
Aids to Forensic Medicine and Toxicology
W. G. Aitchison Robertson
By Pond and River
Arabella B. Buckley
Book of the National Parks
Robert Sterling Yard
Essay on the Principle of Population
Thomas Malthus
Insect Folk
Margaret Warner Morley
Mutual Aid: A Factor of Evolution
Peter Kropotkin