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Book on Subtlety.
Signature: C ij
Book on Subtlety.
| Topic | Page / Reference |
|---|---|
| All things dyed Original: "Infecta," referring to things stained, infused, or chemically altered. with quicksilver. See: Quicksilver. | |
| How all dyed things may be prevented. | 281 |
| Differences between dyed things. | 219 |
| The method of introducing Likely referring to the method of grafting or injecting substances into plants.. | 212 |
| The most useful graftings. | 284 |
| Grafted trees which accept others. | 284 |
| Regarding dreams. See: Sleep. | |
| The causes of true dreams. | 354 |
| Musical instruments. See: Organs. | |
| An instrument for sifting flour. | 61 |
| An instrument by which the one pulling is pulled. | 331 |
| An instrument by which anyone can pull themselves upward. | 331 |
| Another instrument of Agrippa Reference to Camillo Agrippa, a renowned 16th-century engineer and fencer known for his mechanical inventions. for the same purpose. | 332 |
| The origin of islands. | 69 |
| They lack the name of intelligence. See: God and Intelligences. | |
| What the life of intelligences In Renaissance philosophy, "Intelligences" were non-corporeal, spiritual beings—often identified with angels—that were thought to move the celestial spheres. is like. | 366 |
| A demonstration of the brightness of intelligences. | 366 |
| The orders of intelligences. | 366 |
| The duties and names of intelligences. | 367 |
| What the intellect is. | 290 |
| The true substance of the intellect. | 292 |
| Why floods occurred in ancient times. | 313 |
| Masters of the jester's art are of no value. | 342 |
| Works of the jester's art. Original: "Ioculariæ artis," referring to prestidigitation, magic tricks, and entertainment. | 342 |
| How jugglers hide things in their mouths. | 343 |
| That a rainbow cannot be seen in the south. | 101 |
| Only two rainbows can be seen [at once]. | 98 |
| Lunar rainbows: what they are like and why they are rare. | 101 |
| How the colors of the rainbow are made. | 97 |
| The order of colors in the rainbow and its cause. | 98 |
| The order of colors in the second rainbow. | 99 |
| True rainbow colors from crystal and glass. | 99 |
| How you determine the size and distance of a rainbow. | 101 |
| Why the rainbow is round in shape. | 98 |
| Why the rainbow appears as a semicircle when the Sun is on the horizon. Original: "finitore," a technical term for the horizon. | 98 |
| The rainbow is smaller the higher the Sun is. | 98 |
| Why a rainbow does not occur at noon. | 99 |
| The larger the portion of the circle the rainbow is seen in, the smaller the circle [appears]. | 99 |
| Rainbows from a lamp, oars, and drops. | 99 |
| What the rainbow and mock suns Original: "pareliæ," sun dogs or parhelia. signify. | 99 |
| How the rainbow makes trees smell sweet. A folkloric belief that where a rainbow touches the earth, the plants gain a heavenly fragrance. | 100 |
| How the rainbow differs from a halo. See: Halo. | |
| How the rainbow can be seen at its largest. | 102 |
| How high the rainbow can be raised above the horizon. | 102 |
| Why sciatic pain Original: "Ischiæ dolor." is sometimes cured by music. | 354 |
| The dispute of the Jew against Muslims and Christians. See: Contention of Laws. | |
| Beasts of burden are prevented from eating in the stall by a suspended wolf's tail. | 345 |
| Why juniper leaves crackle in the fire. See: Laurel leaves. | |
| Beef broth Original: "Ius bouinæ carnis." is better than veal broth. | 337 |
## L
| Topic | Page / Reference |
|---|---|
| How a tear In this context, "tear" refers to the sap, resin, or distilled liquid (gum) exuded from wood. may be obtained from any wood. | 208 |
| Why tears and sighs soothe pain. See: Mourning. | |
| The cause of tears. | 277 |
| The cause of the Milky Way. | 92 |
| The use of milk for the length of life. See: Length of life. | |
| Milk-water obtained by distillation can intoxicate. | 206 |
| The ointment of witches. Original: "Lamiarum unguentum." A reference to the psychoactive salves supposedly used by witches to fly. | 354 |
| An experiment with a spear. | 277 |
| How stones are generated in the bladder. | 123 |
| Why quarried stones grow. Cardano explores the theory that stones are "alive" and continue to increase in size even after being cut. | 163 |
| All five kinds of stones. | 161 |
| Stones are more precious as they are harder, metals as they are more ductile. | 166 |
| Stones are generated from two kinds, just as animals are. | 172 |
| Stones marked with the Seal of Solomon. Likely referring to stones with natural geometric patterns or specific minerals like star sapphires. | 176 |
| It is demonstrated by five reasons that all stones solidify by cold. | 182 |
| How stones are generated within animals. | 183 |
| Stones in fish. See: Kidney diseases. | |
| How stones can be made from individual things. | 352 |
| If stones were not alive, gems could be made by art. | 193 |
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