Word: instruments
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Dates: during 1890-1899
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...LITTLE, JR., Sec.PIERIAN.- There will be trials for candidates Monday, March 19, at 6.30, and Tuesday, at 7, in Roberts Hall, Brattle street. Every member of the University who plays an orchestral instrument is urged to come and bring solo...
Last night Dr. Wolff gave a very interesting talk to the club on microscopic photography. He spoke especially of the working of the instrument used. Many combinations of lenses, constructed with peculiar care are necessary to do away with the spherical, chromatic, and actinic aberration of the light. The presence of any of these defects mars the accuracy of the work. Stress was also laid on the difficulty of photographing the many colored images, the points of focus of the color rays and of the actinic rays lying in different planes, and of the method of regulating the exposures. This...
...World's Fair exhibit of the University of the City of New York is the original telegraph battery and instrument used by Morse. There is also the first photograph ever taken of a human face...
...instrument has been invented in the Biological department of the University of Pennsylvania which promises to be of great importance in microscopic investigation. The new instrument is a giant microtome for cutting sections of animal and vegetable tissues, which have been imbedded in paraffine. The instrument was designed and constructed by Dr. Milton J. Greenman, assistant director of the Wis+++ Institute. The general plan of it is similar to the Ryder microtome, which is so much used at present in biological laboratories...
...then World's Fair exhibit of the University of the City of New York is the original telegraph battery and instrument used by Morse. There is also the first photograph ever taken of a human face...