Word: perion
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ENGINEERING 3a.- Sheets Nos. 15 and 16 will be given credit if handed in before the close of the mid-year perion...
ENGINEERING 3a.- Sheets Nos. 15 and 16 will be given credit if handed in before the close of the mid-year perion...
...solar physics. The great thirteen-inch Boyden telescope, with a lens specially corrected for photographic work, was successfully operated in securing eight large-scale pictures of the sun's corona, and these appear certain to be the finest representations of this strange object ever obtained. Up to this perion the great trouble has been that the representations of the sun's corona have been of so small a size as utterly to preclude the ability to study thoroughly the first filaments of its composition, and to resolve them with any degree of success into their elements. Therefore, scientific scholars will...
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