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Transactions of the Symposium on Photo Interpretation

D. Landen Photo Interpretation of Ice and Snow Features in the
Antarctic 366
V. I. Avgevich Some Results of the Interpretation of Aerial Photographs of
Sea Ice, and Prospects of further Development of Aerial
Surveys for the Study of Ice 374
R. D. Leighty Engineering Information of Arctic Areas Obtained from
Aerial Imagery 383
R. W. Popham The Use of Satellites for Ice Studies 390