- Ulva, a green seaweed, [175]
- a section magnified, [176]
- Umbra of an eclipse, [23]
- Urns of mosses, [89], [91]
- Ustilago carbo, or smut, [64]
- Variable stars, [165]
- Vega, a bluish-white sun, [166]
- double-binary star near, [165]
- Veil of mushroom, [68]
- Vesuvian lavas imitated, [113]
- Vesuvius, eruption of 1868 described, [97], [99], [104]
- Volcanic craters of earth and moon compared, [16]
- Volcano, diagram of an active, [105]
- Volcanoes, the cause of discussed, [101], [102]
- ancient, laid bare, [111]
- Washington, electric shocks at during sun-storm, [143]
- Winter in Palæolithic times, [215]
- Wood, winter growth in a, [76]
- "World without End," [115]
THE END
D. APPLETON & CO.'S PUBLICATIONS.
THE FAIRYLAND OF SCIENCE. By Arabella B. Buckley. With 74 Illustrations. Cloth, gilt, $1.50.