1. Extracting Energy from Water, 2. Elementary Hydrology, 3. Precipitation, 4. Runoff and Stream Flow, 5. Electrical Load on Hydro-turbines, 6. Low and High Head Plants, 7. Pumped Storage Power Plants, 8. Dams, 9. Spillways, 10. Penstocks and Accessories, 11. Water Hammer and Surges, 12. Intakes, Canals and Tunnels, 13. Turbines, 14. Electrical and Mechanical Equipment, 15. Planning of Powerhouses, 16. Hydro-power From Oceans, 17. Small-scale Hydro, 18. Environmental Impact of Hydel and Multi-purpose Projects, 19. Some Typical Projects • Appendices • Bibliography • Index