Year Book - Carnegie Institution of Washington, Issue 13Carnegie Institution of Washington, 1913 - Research |
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Page 124
... light individuals begin to develop pigment and by the time transformation is completed even the lightest individuals , though kept in the dark all the time , have developed a normal pigment com- plement . The Ambystoma opacum larvæ ...
... light individuals begin to develop pigment and by the time transformation is completed even the lightest individuals , though kept in the dark all the time , have developed a normal pigment com- plement . The Ambystoma opacum larvæ ...
Page 147
... light except that refracted by the individual mineral grains ; conditions are then attained which are analogous to those first used by Töpler for the detection of optical inhomogeneity in glass . The sources of monochromatic light best ...
... light except that refracted by the individual mineral grains ; conditions are then attained which are analogous to those first used by Töpler for the detection of optical inhomogeneity in glass . The sources of monochromatic light best ...
Page 55
... light is a condition of increased absorption of water , so that light may accelerate growth in two different ways . Improvements in auxographic instruments and the designing of glass screens of specialized transmissibility of light have ...
... light is a condition of increased absorption of water , so that light may accelerate growth in two different ways . Improvements in auxographic instruments and the designing of glass screens of specialized transmissibility of light have ...
Contents
Report of the President of the Institution 539 | 5 |
Bibliography of publications relating to work of investigators associates | 40 |
Financial statement 5559 | 55 |
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