The riddle of the universe at the close of the nineteenth century.
By: By Ernst Haeckel.  Translated by Joseph McCabe.  Issued by the Rationalist Press Association, Limited.
Contributors: McCabe, Joseph, 1867-1955
Publisher: Watts
Published: 1900
Place of publication: London
Language: eng
Number of pages: 398
Subjects: Monism; Evolution; Religion and science
Notes: Translation of die Welträthsel.

Includes bibliographical references.