Religion and Science from Galileo to Bergson

Life: Its True Genesis

Lectures and Essays

The Necessity of Atheism

Science and Morals and Other Essays

The Religion of Geology and Its Connected Sciences

The Relations of Science and Religion The Morse Lecture, 1880

The Riddle of the Universe at the close of the nineteenth century

Gedanken über Religion Die religiöse Entwicklung eines Naturforschers vom Atheismus zum Christentum.

Last Words on Evolution: A Popular Retrospect and Summary

The Creator, and what we may know of the method of creation

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