...These twobands of emphasized harmonics are part of a continuous, or nearly continuous,spread of energy throughout the frequency spectrum, except in S...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...Now, if we allow this prismatic spectrum (b...
Henry H. Snelling 「The History and Practice of the Art of Photography」
... It is a copy ofthe kind of impression which the spectrum, spoken of, would make on apiece of paper covered with a very sensitive photographic preparation...
Henry H. Snelling 「The History and Practice of the Art of Photography」
...When the spectrum is made to act on paper which has been previouslydarkened, by exposure to sunshine under cupro-sulphate of ammonia, thephenomena are materially different...
Henry H. Snelling 「The History and Practice of the Art of Photography」
... The photographic spectrum islengthened out on the red or negative side by a faint but very visiblered portion, which extends fully up to the end of the red rays, as seenby the naked eye...
Henry H. Snelling 「The History and Practice of the Art of Photography」
... The tint of the general spectrum, too, instead ofbrown is dark grey, passing, however, at its most refracted or positiveend into a ruddy brown...
Henry H. Snelling 「The History and Practice of the Art of Photography」
... Spread paper with muriate of ammonia or barytaand you obtain a range of colors nearly corresponding with the naturalhues of the prismatic spectrum...
Henry H. Snelling 「The History and Practice of the Art of Photography」
...Thisis called the solar spectrum, and will be readily understood by referenceto the accompanying diagram, Fig...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...) The greatest amount of white lightis at C; the yellow contains less of the chemical power than any otherportion of the solar spectrum...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...It is the nearest approach to a perfectyellow in existence, and more closely resembles the purity of theprismatic spectrum than any other artificial colour...
George Field 「Field's Chromatography」
...Through the shades of the spectrum it swungup to violet...
Various 「Astounding Stories, April, 1931」
...It absorbed from the light rayscoming from the metal, all the colors of the solar spectrum,well beyond the range of the human eye at both ends of thescale...
Various 「Astounding Stories of Super-Science, October, 1930」
...It hung down, thatpoint, a blazing pendant—an inverted keystone; through some magic ofthat ancient people all the colors of the spectrum had been made to ebband flow like rainbows of living light...
Charles Willard Diffin 「The Finding of Haldgren」
...The moving, luminous things glowed in hues that were neverstill: were pure gold, were green, then red, melting and changingthrough all the colors of the spectrum...
Charles Willard Diffin 「Brood of the Dark Moon」
...With the coming of the sun it did not fade, but remained clearlyvisible, with a spectrum sheen when the sunlight hit it so that it hadsomewhat the appearance of a titanic, straightened rainbow...
Raymond King Cummings 「Wandl the Invader」
...Analysis of their incandescence reveals a spectrum closelyresembling that of many nebulæ; the presence of carbon is moreparticularly obvious...
Camille Flammarion Frances A. Welby 「Astronomy for Amateurs」
...But Frauenhofer found with a narrow slit, wellfocussed by the lens, that some colours were missing in the white light of thesun, and these were shown by dark lines across the spectrum...
George Forbes 「History of Astronomy」
...The spectrum of the corona is partly continuous, indicating light reflectedfrom the sun’s body...
George Forbes 「History of Astronomy」
...The first opportunity came in 1864, when Donati observed the spectrum of acomet, and saw three bright bands, thus proving that it was a gas and at leastpartly self-luminous...
George Forbes 「History of Astronomy」
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