Word: inch
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Dates: during 1890-1899
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...eight-inch photographic telescope for the observatory is in process of construction. It is called a doublet, or rectilinear instrument, from the fact that it is to contain two object glasses, by which the linear distortions caused by ordinary lenses are nearly eradicated. The new telescope differs from the present Draper instrument in that it will take successive stellar photographs automatically, changing and exposing the plates according to the particular programme decided upon. The charts produced will be about eight inches square...
Running high jump, handicap, 8 inch limit...
...rays will go through sheets of aluminum 1-10 of an inch thick; a greater thickness of aluminum will absorb only a portion of the rays. The glass of the Crooke's tube is only 1-60th of an inch thick, but even glass as thin as this absorbs so many rays that it presents great obstacles. It has been suggested that an aluminum window be put in the tube and that the photographs be taken with the rays that come through the aluminum, for the reason that the aluminum absorbs hardly any rays while the thinnest glass absorbs...
...through a greater thickness than the wrist. At present our experiments are limited to the hand and to children perhaps. My work has been devoted chiefly to shortening the time of exposure necessary and to getting parallel rays. I have succeeded so far in penetrating only about an inch of human flesh, but even this much, when applied to the surgery on the hand will alleviate much suffering...
Running high jump, 6 inch limit (open)-E. H. Clark '96, F. Holt '99, J. B. Rorer '99, J. D. Dole '99, K. K. Kubli L. S., J. B. Connolly...