1. Vectors and tensors;
2. Properties of a gas: definitions and theorems;
3. The equations of Boltzmann and Maxwell;
4. Boltzmann's H-theorem and the Maxwellian velocity-distribution;
5. The free path, the collision-frequency and persistence of velocities;
6. Elementary theories of the transport phenomena;
7. The non-uniform state for a simple gas;
8. The non-uniform state for a binary gas-mixture;
9. Viscosity, thermal conduction, and diffusion: general expressions;
10. Viscosity, thermal conduction, and diffusion: theoretical formulae for special molecular models;
11. Molecules with internal energy;
12. Viscosity: comparison of theory with experiment;
13. Thermal conductivity: comparison of theory with experiment;
14. Diffusion: comparison of theory with experiment;
15. The third approximation to the velocity-distribution function;
16. Dense gases;
17. Quantum theory and the transport phenomena;
18. Multiple gas mixtures;
19. Electromagnetic phenomena in ionized gases;

Historical summary;
Name index;
Subject index; References to numerical data for particular gases.