Space and time in contemporary physics :an introduction to the theory of relativity and gravitation
Mineola, N.Y.
Dover Publications
"This Dover edition, first published in 1963 and republished in 2005, is an unabridged and unaltered republication of the third edition, published by Oxford University Press, New York, in 1920"--T.p. verso
Includes bibliographical references and index
Moritz Schlick ; rendered into English by Henry L. Brose ; with an introduction by F.A. Lindemann