Word: lanterns
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Dates: during 1890-1899
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...Ward gave an interesting lecture last night before the Natural History Society. He talked a few minutes about the main features of cloud formation, and then showed by means of lantern slides a very fine series of cloud views taken from photographs. Clouds, said Mr. Ward, are formed by the cooling and condensation of vapor in the air. There are three different types which are classified roughly into three kinds, the cirrus, characterized by its swift motion and feathery appearance; the cumulus, composed of round heaped-up masses; and the stratus, or low ground clouds, such as rise from valleys...
...Ward will address the Harvard Natural History Society at their regular meeting this evening at 7.30, in the Geological Lecture Hall of the University Museum. The lecture, which is to be on the subject of clouds, will be illustrated by lantern slides and will be open to members of the University...
...Natural History Society's course on the Natural History of New England will be given by Professor Shaler this evening at 8 o'clock, in the Geological lecture hall of the University Museum. The subject will be "The Geology of New England" and the lecture will be illustrated by lantern slides...
...course of lectures on the natural history of New England will be given under the auspices of the Harvard Natural History Society, in the Geological Lecture Hall in the University Museum, Oxford street, on Friday evenings at 8 o'clock. The lectures will be illustrated by lantern slides, and will be open to members of the University and their friends. The subjects will...
...evening Mr. Clemens Herschel lectured in the Jefferson Laboratory under the auspices of the Harvard Engineering Society on "Roman Aqueducts." He treated the subject in a very interesting manner, describing the system of water supply of ancient Rome, and giving a brief history of the structures. After the lecture, lantern slides were exhibited showing the present condition of the aqueducts...