 | Henry Hunt Snelling - 1849 - 174 páginas
...1'apers tinged with vetegable colors must always be kept in the dark, and perfectly dry. The color of a flower is by no means always, or usually, that...which its expressed juice imparts to white paper. Sir John Herschel attributes these changes to the escape of carbonic acid in some cases ; to a chemical... | |
 | Encyclopaedia - 1851 - 276 páginas
...destructibility by this agency, however, seems to bear no distinct relation to their photographic properties. This is also the place to observe that the colour...blue, as do also the clove carnation and the black hollyhock; a fine dark brown variety of sparasis gave a dull olive green; and a beautiful rose, coloured... | |
 | Robert Hunt - 1852 - 324 páginas
...destructibility by this agency, however, seems to bear no distinct relation to their photographic properties. This is also the place to observe that the colour...blue, as do also the clove carnation and the black hollyhock ; a fine dark brown variety of sparaxis gave a dull olive green ; and a beautiful rosecoloured... | |
 | Robert Hunt - 1853 - 356 páginas
...destructibility by this agency, however, seems to bear no distinct relation to their photographic properties. " This is also the place to observe that the colour...blue, as do also the clove carnation and the black hollyhock : a fine dark brown variety of sparaxis gave a dull olive green; and a beautiful rose-coloured... | |
 | Robert Hunt - 1852 - 380 páginas
...destructibility by this agency, however, seems to bear no distinct relation to their photographic properties. " This is also the place to observe that the colour...blue, as do also the clove carnation and the black hollyhock : a fine dark brown variety of sparaxis gave a dull olive F green; and a beautiful rose-coloured... | |
 | Robert Hunt - 1854 - 466 páginas
...of colour. Papers tinged with vegetable colours must be kept perfectly dry and in darkness. (334.) The colour of a flower is by no means always, or usually,...which its expressed juice imparts to white paper. The red damask rose, called by florists the black rose, gives a dark slate blue, as do also the clove... | |
 | Edward Livingston Wilson - 1894 - 538 páginas
...paper. Papers tinged with vegetable colors must always be kept in the dark, and perfectly dry. The color of a flower is by no means always or usually that which its expressed juice imparts to white paper. Sir John Herechel attributes these changes to the escape of carbonic acid in some cases ; to a chemical... | |
 | 1906 - 854 páginas
...distinct relation to their photographic properties. This is also the place to observe that the color of a flower Is by no means always or usually that...instances, the red damask rose, of that intense variety of color commonly culled by florists the Muck rose, gires u dark slate blue, as do also the clove carnation... | |
 | 1906 - 714 páginas
...distinct relation to their photographic pro|>erties. This is also the place to observe that the color of a flower Is by no means always or usually that...instances, the red damask rose, of that intense variety of color commonly called by florists the black rose, gires n dark slate blue, as do also the clove carnation... | |
 | Smithsonian Institution. Board of Regents - 1906 - 702 páginas
...distinct relation to their photographic properties. This is also the place to observe that the color of a flower is by no means always or usually that...instances, the red damask rose, of that intense variety of color commonly called by tlorlsts the Muck rose. gires a dark slatc bluc, as do also the clove carnation... | |
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This is also the place to observe that the colour of a flower is by no means always, or usually, that which its expressed juice imparts to white paper. In many cases the tints so imparted have no resemblance to the original hue. Thus, to give only a few... 