Word: hill
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Dates: during 1930-1939
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Exactly 12 miles south of Memorial Hall is located one of the University's busiest and most scientific units, the Blue Hill Meteorological Observatory, which has recently prepared a large public exhibition showing its progress in the last five years...
Established by Abbott Lawrence Rotch, a cousin of President Lowell, and maintained originally at his expense, the Observatory is on Great Blue Hill, in the towns of Milton and Canton. In 1912 the Observatory was bequeathed to the University, while the 70-acre park surrounding it is maintained by the Metropolitan District Commission as a public park...
Since Blue Hill's original "cigar-box" radiosonde recorder was invented by Karl O. Lange in 1936, dozens of ascents have been made in the stratosphere, as high as 79,000 feet. The "cigar-box" is drawn up into the heights by a large hydrogen balloon...
Another important part of Blue Hill's work has been the study of icing conditions, in an effort to make winter flying safer. Routine radio soundings with balloons have made possible startling discoveries about the causes of ice formation on wings and have permitted the construction of ice-proof airplanes...
...result of more than 50 years of careful work, Blue Hill has weather records, which are, in the opinion of Professor Brooks, the most detailed in the United States. These include not only the open-scale instrumental charts and the three-times-a-day check readings of the instruments, but also a comprehensive record of the weather: the visibility, the precipitation and the cloud types and motions...