Substance and function and Einstein's theory of relativity

Unabridged edition (both books bound as one — "Einstein's Theory of Relativity" appears as a "Supplement" to "Substance and Function"); unabridged reprint of the volume as originally published in 1923.
Knowledge, Theory ofRelativity (Physics)Substance (Philosophy)Theory of KnowledgeNATURAL SCIENCESPhysicsGeneral mechanics. Mechanics of solid and rigid bodies