Word: stereopticon
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Geological Conference. Paper: The New Timber Reserve of the Yellowstone National Park (illustrated with the stereopticon). Mr. T. A. Jaggar. Geological Lecture-room...
Geological Conference. Paper: The New Timber Reserve of the Yellowstone National Park (illustrated with the stereopticon). Mr. T. A. Jaggar. Geological Lecture-room...
...subject: "Some Recent Investigations upon the Meaning and Use of the Colors of Animals in the Struggle for Existence." The lecture included some of the most interesting parts of the course which Mr. Poulton has recently given at the Lowell Institute and was elaborately illustrated throughout by the stereopticon...
...there is some variety in different animals. This power naturally varies with the needs of each animal. One that lives in a locality of comparative uniform color requires less power of change than one that lives in a varied locality. A number of interesting pictures were shown by the stereopticon, illustrating the effects of different colored localities upon different larvae. In nearly every case there was a marked imitation of the surface of the plant or tree on which the larvae lived...
Harvard Natural History Society. Some Recent Investigations upon the Meaning and Use of the Colors of Animals in the Struggle for Existence (illustrated by the stereopticon). Mr. Edward B. Poulton, M. A., F. R. S., of Oxford University. Harvard...