I: Production and Nuclear Interaction of Neutrons.- 1. Physical Properties of the Neutron.- 2. Neutron Sources.- 3. Neutron Detectors.- 4. Measurement of Cross Sections.- II: The Theory of Neutron Fields.- 5. Neutron Fields ..- 6. Application of Elementary Diffusion Theory.- 7. Slowing Down.- 8. The Spatial Distribution of Moderated Neutrons.- 9. Time Dependence of the Slowing-Down and Diffusion Processes.- 10. Thermalization of Neutrons.- III: The Determination of Flux and Spectrum in a Neutron Field.- 11. Measurement of the Thermal Neutron Flux with Probes.- 12. Activation by Epithermal Neutrons.- 13. Threshold Detectors for Fast Neutrons.- 14. Standardization of Neutron Measurements.- 15. Investigation of the Energy Distribution of Slow Neutrons.- IV: The Determination of Neutron Transport Parameters.- 16. Slowing-Down Parameters.- 17. Investigation of the Diffusion of Thermal Neutrons by Stationary Methods.- 18. Investigation of the Diffusion, Absorption, and Thermalization of Neutrons by Non-Stationary Methods.- Append.- I. Table of Thermal Neutron Cross Sections of the Isotopes.- II. Table of Resonance Integrals for Infinitely Dilute Absorbers (from McArthy, Persiani et al.).- III. Table of the Functions En (x).- IV. Tables of the Functions ?0(#x 03BD;, ?) and ?1 (?, ?).- IV.1. Values of ?0 as a Function of ?and ?.- IV.2. Values of ?1 as a Function of ? and ?.- IV.3. Values of ?1/?0 as a Function of ? and ?.- V. Table of Time Factors.- VI. List of Symbols.- Subject-Index.