Airships past and present, together with chapters on the use of balloons in connection with meteorology, photography and the carrier pigeon (1908)
Hildebrandt, A. (Alfred), b. 1870, Story, W. H. tr · New York, D. Van Nostrand company · leaf 265
f 1 See Wilfrid de Fonvielle, Les Grandes Ascensions Maritimes. Paris.Auguste Ghio. 1882. B 2 244 AIESHIPS PAST AND PEE SENT. observations, which were made at short intervals throughout thejourney. His results are embodied in the reports of the BritishAssociation, and included observations from the… … FiG-. 148.—Glaisher and Coxwell in the basket. point by means of Daniells wet bulb thermometer, Eegnaultscondensation hygrometer, and of the psychrometer both in itsordinary form and with the addition of an aspirator. In thecase of the latter, large quantities of air were to be passedthrough the…
Aeronautics
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