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Abstract:
Data scanned directly from paper maps. There are two types of data available: (data1: geometrically corrected data) and (data2: raw image data). Map compilation from air photographs of Jan. 20, 1969 and Feb. 21, 1975, controlled by triangulation points established by Japan Antarctic Research Expeditions, 1957, 1961, 1962, 1967, 1971, and 1974.