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Nevertheless, optical observations have not diminished in importance, partly
because a photograph is still the most convenient means of identification,
position finding, and study of structure and partly because only a few distances
can be ...
The surface temperature on Venus cannot be determined from measurements of
infrared radiation because of the obscuring clouds, but microwave observations
indicate a surface temperature in the neighborhood of 700° K, and this is ...
Among his most conspicuous observations was the discovery in 1675 of the
existence in stagnant water and prepared infusions of many protozoans, which
he called animalcules. He observed the connections between the arteries and
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LibraryThing ReviewUser Review - keylawk - LibraryThing
This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review