2. The different properties of waters 472 3. Remedies derived from water 473 4. Waters productive of fecundity. Waters curative of insanity 474 5. Waters remedial for urinary calculi _ib._ 6. Waters curative of wounds 475 7. Waters preventive of abortion _ib._ 8. Waters which remove morphew _ib._ 9. Waters which colour the hair 476 10. Waters which colour the human body _ib._ 11. Waters which aid the memory, or are productive of forgetfulness 477 12. Waters which sharpen or dull the senses. Waters which improve the voice _ib._ 13. Waters which cause a distaste for wine. Waters which produce inebriety _ib._ 14. Waters which serve as a substitute for oil 478 15. Salt and bitter waters _ib._ 16. Waters which throw up stones. Waters which cause laughter and weeping. Waters which are said to be curative of love _ib._ 17. Waters which preserve their warmth for three days 479 18. Other marvellous facts connected with water. Water in which everything will sink. Waters in which nothing will sink _ib._ 19. Deadly waters. Poisonous fishes 480 20. Waters which petrify themselves, or cause other objects to petrify 482 21. The wholesomeness of waters _ib._ 22. The impurities of water 484 23. The modes of testing water 485 24. The Marcian Waters 487 25. The Virgin Waters 488 26. The method of searching for water _ib._ 27. Signs indicative of the presence of water 489 28. Differences in waters, according to the nature of the soil _ib._ 29. The qualities of water at the different seasons of the year 491 30. Historical observations upon waters which have suddenly made their appearance or suddenly ceased 492 31. The method of conveying water 494 32. How mineral waters should be used _ib._ 33. The uses of sea-water. The advantages of a sea-voyage 496