Routledge, 1952. — 253 p.
The Development of Bertrand Russell’s Philosophy
The Construction of Numbers, Descriptions, and Classes
Numbers
Descriptions
Classes
The Problem of The External World
Hard vs. Soft Data
Logical Atomism
Physics and Perception
The Construction of Material Objects and the Entities of Physics
Material Objects as Classes of Appearances
Material Objects as Classes of Events
The Construction of the Entities of Physics
Postulates of Scientific Inference
Constructions as a Methodological Principle
The ‘New Method’ in Philosophy
Logical Constructions and Incomplete Symbols
Conclusion
Bibliography
Index of Subjects
Index of Names
Index of References