 Like all other conjurors (says Sir David Brewster), the artist has contrived to make the observer deceive himself. The stamped figures on the back are used for this purpose. The spectrum in the luminous area is not an image of the figures on the back....  Proceedings of the Royal Society of London - Halaman 126oleh Royal Society (Great Britain) - 1879Tampilan utuh - Tentang buku ini
 | Royal institution of Great Britain - 1882 - 840 halaman
...mirror) are used for this purpose. The spectrum in the luminous area is not an image of the figures on the back. The figures are a copy of the picture...lights, and can be brought out only in the sun's rays." Professor Ayrton then related how he had been quite unable to find for sale in any of the shops of... | |
 | 1833 - 422 halaman
...the back are used for this purpose. The spectrum in the luminous area is not an image of the figures on the back. The figures are a copy of the picture...lights, and can be brought out only in the sun's rays. Let it be required, for, example, to produce the dragon described by Mr. Swinton, as exhibited by one... | |
 | 1833 - 754 halaman
...not an image of the figures on the lack. The figures are a copy of the picture which the artist hat drawn on the face of the mirror, and so concealed...lights, and can be brought out only in the sun's rays. " Let it be required, for example, to produce the dragon described by Mr. Swinton as exhibited on one... | |
 | John M. Moffat - 1834 - 530 halaman
...infers that " the spectrum in the luminous area is not an image of the figures on the back ; but that the figures are a copy of the picture which the artist has drawn on the surface of the mirror, and so concealed by polishing, that it is invisible in ordinary lights, and... | |
 | Walter Rogers Johnson - 1835 - 530 halaman
...infers that " the spectrum in the luminous area is not an image of the figures on the back ; but that the figures are a copy of the picture which the artist has drawn on the surface of the mirror, and so concealed by polishing, that it is invisible in ordinary lights, and... | |
 | Sir John Francis Davis - 1836 - 478 halaman
...back are used for this purpose. • The spectrum in the luminous area t» not an image of the figures on the back. The figures are a copy of the picture...lights, and can be brought out only in the sun's rays. Let it be required, for example, to produce the dragon as exhibited by one of the Chinese mirrors.... | |
 | William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, Sir John Murray IV, John Murray, Rowland Edmund Prothero (Baron Ernle), George Walter Prothero - 1836 - 606 halaman
...the back are used for this purpose. The spectrum in the luminous area is not an image of the figures on the back. The figures are a copy of the picture...lights, and can be brought out only in the sun's rays. Let it be required, for example, to produce the dragon as exhibited by one of the Chinese mirrors.... | |
 | Sir John Francis Davis - 1836 - 582 halaman
...used for this purpose. The spectrum in the luminous area is not an image of the Jigures on the bank. The figures are a copy of the picture which the artist...lights, and can be brought out only in the sun's rays. Let it be required, for example, to produce the dragon as exhibited by one of the Chinese mirrors.... | |
 | Walter Rogers Johnson - 1836 - 516 halaman
...infers that " the spectrum in the luminous area is not an image of the figures on the back ; but that the figures are a copy of the picture which the artist has drawn on the surface of the mirror, and so concealed by polishing, that it is invisible in ordinary lights, and... | |
 | sir John Francis Davis (1st bart.) - 1836 - 484 halaman
...the back are used for this purpose. The spectrum in the luminous area is not an image of the figures on the back. The figures are a copy of the picture which the artist has tfrctwn on the face of the mirror, and so concealed by polishing that it is invisible in ordinary lights,... | |
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