The Frontispiece. THE GREAT ROSSE TELESCOPE. The Vignette. SIR HUMPHRY DAVY'S OWN MODEL OF HIS SAFETY-LAMP. Introductory. SCIENCE OF THE ANCIENT WORLD. Physical Phenomena. ALL THE WORLD IN MOTION. Sound and Light. SOUNDING SAND. Astronomy. THE GREAT TRUTHS OF ASTRONOMY. Geology and Paleontology. IDENTITY OF ASTRONOMY AND GEOLOGY. Meteorological Phenomena. THE ATMOSPHERE. Physical Geography of the Sea. 40 CLIMATES OF THE SEA. Phenomena of Heat. THE LENGTH OF THE DAY AND THE HEAT OF THE EARTH. Magnetism and Electricity. MAGNETIC HYPOTHESES. The Electric Telegraph. ANTICIPATIONS OF THE ELECTRIC TELEGRAPH. Miscellanea. HOW MARINE CHRONOMETERS ARE RATED AT THE ROYAL OBSERVATORY, GREENWICH. NEW WORK ON PAINTING. Just ready, in small 8vo, with Frontispiece and Vignette, PAINTING POPULARLY EXPLAINED; WITH BY The plan of this work is thus sketched in the Introduction:
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