Mr. Wedgwood's cameo of a slave in chains, and of Hope 315 Basso-relievos of two or more colours not made by the antients. Invented by Mr. Wedgwood 342 Petroleum and naptha have been sublimed. Whence jet and amber. They absorb air. Attract straws when rubbed. Electricity from electron the greek name for amber 353 Clefts in granite rocks in which metals are found. Iron and manganese found in all vegetables. Manganese in limestone. Warm springs from steam rising up the clefts of granite and limestone. Ponderous earth in limestone clefts and in granite. Copper, lead, iron, from descending materials. High mountains of granite contain no ores near their summits. Transmutation of metals. Of lead into calamy. Into silver 398 Armies of Cambytes destroyed by famine, and by sand-storms 435 Whirling turrets of sand described and explained 478 Granite shews iron as it decomposes. Marble decomposes. Immense quantity of charcoal exists in limestone. Volcanic slags decompose, and become clay 523 Millstones raised by wooden pegs 524 Hannibal made a passage by fire over the Alps 534 Passed tense of many words twofold, as driven or drove, spoken or spoke. A poetic licence 609 CANTO III. Clouds consist of aqueous spheres, which do not easily unite, like globules of quicksilver, as may be seen in riding through water. Owing to electricity. Snow. Hailstones rounded by attrition and dissolution of their angles. Not from frozen drops of water 15 Dew on points and edges of grass, or hangs over cabbage-leaves, needle floats on water 18 Mists over rivers and on mountains. Halo round the moon. Shadow of a church-steeple upon a mist. Dry mist, or want of transparency of the air, a sign of fair-weather 20 Tides on both sides of the earth. Moon's tides should be much greater than the earth's tides. The ocean of the moon is frozen 61 Spiral form of shells saves calcareous matter. Serves them as an organ of hearing. Calcareous matter produced from inflamed membranes. Colours of shells, labradore-stone from mother-pearl. Fossil shells not now found recent 66 Sea-insects like flowers. Actinia 82 Production of pearls, not a disease of the fish. Crab's eyes. Reservoirs of pearly matter 84 Rocks of coral in the south-sea. Coralloid limestone at Linsel, and Coalbrook Dale 90 Rocks thrown from mountains, ice from glaciers, and portions of earth, or morasses, removed by columns of water. Earth-motion in Shropshire. Water of wells rising above the level of the ground. St. Alkmond's well near Derby might be raised many yards, so as to serve the town. Well at Sheerness, and at Hartford in Connecticut 116 Moonsoons attended with rain Overflowing of the Nile. Vortex of ascending air. Rising of the Dogstar announces the floods of the Nile. Anubis hung out upon their temples 129 Situations exempt from rain. At the Line in Lower Egypt. On the coast of Peru 138