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 352
d turns abruptly at a bend; in THE INTEEPKETATION OF PHOTOGEAPHS. 327 hilly country they become more serpentine in extreme caseswith many gentle curves. These peculiarities can be traced onthe photograph of Kudersdorf, and in many of the others. Theview of the chalk-pits near Kudersdorf is… … Fig. 206.—Kiidersdorf. level. The number of small irregular pathways is also an indi-cation of the nature of the ground. They appear in greatnumbers on both sides of the railway siding, and would beclearly impossible on flat ground. The distribution of light and shade depends on the lie of theland,…
Aeronautics
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