Phosphorescence: Or, The Emission of Light by Minerals, Plants, and Animals

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L. Reeve & Company, 1862 - 210 páginas
 

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Página 75 - The phenomenon was remarked in the months of July and August at sun-set, and for half an hour when the atmosphere was clear ; but after a rainy day, or when the air was loaded with vapours, nothing of it was seen. The following flowers emitted flashes more or less vivid, in this order: — 1. The Marigold, 2.
Página 205 - But who hath praise enough ? nay, who hath any "? None can express thy works, but he that knows them ; And none can know thy works, which are so many, And so complete, but only he that owes them.
Página 5 - SMITH. — -Parks and Pleasure - Grounds : Or Practical Notes on Country Residences, Villas, Public Parks, and Gardens. By CHARLES HJ SMITH, Landscape Gardener and Garden Architect, etc., etc. I2mo. .... $2.00 SMITH. — The Dyer's Instructor: Comprising Practical Instructions in the Art of Dyeing Silk, Cotton, Wool, and Worsted, and Woolen Goods ; containing nearly 800 Receipts.
Página 74 - Surprised at such an uncommon appearance, he resolved to examine it with attention ; and, to be assured it was no deception of the eye, he placed a man near him, with orders to make a signal at the moment when he observed the light. They both saw it constantly at the same moment. The light was most brilliant on marigolds of an orange or flame colour; but scarcely visible on pale ones. The flash was frequently...
Página 5 - PHOSPHORESCENCE ; or, the Emission of Light by Minerals, Plants, and Animals. By Dr. TL PHIPSON, FCS Small 8vo, 225 pp., 30 Wood Engravings and Coloured Frontispiece, 5*.
Página 210 - GARDEN FERNS ; or, Coloured Figures and Descriptions, with the needful Analyses of the Fructification and Venation, of a Selection of Exotic Ferns, adapted for Cultivation in the Garden, Hothouse, and Conservatory. By Sir WJ HOOKER, FRS Royal 8vo, 64 Plates, £2.
Página 126 - S. phosphorea — present a brilliant phosphoric appearance. There is reason to believe that the former will not shine in the dark, unless it has been previously exposed to the solar rays. Luminosity in insects occurs in certain genera of the Coleóptera and Hemiptera, and possibly in certain Lepidoptera and Orthoptera.
Página 79 - Strasburgh, who thought the barracks were on fire, in consequence of the light thus emitted from a cellar full
Página 46 - ... through the polariscope. Without speaking of the problematical but yet ordinary mode in which the sky is illuminated, when a low cloud may be seen to shine with an uninterrupted flickering light for many minutes together, we still meet with other instances of terrestrial development of light in our atmosphere.

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