The history of creation; or, The development of the earth and its inhabitants by the action of natural causes. A popular exposition of the doctrine of evolution in general, and of that of Darwin, Goethe, and Lamarck in particular (Volume II)Alpha EditionsISBN: 9789353921958
Ewigkeit - Weltkriegsgedanken über Leben und Tod, Religion und EntwicklungslehreOutlookISBN: 9783846040515