Antarctic topographic map of Ongul Shoto, 1:25,000

These data are schematized with map symbols and others based on vector data of topographic map. There are two types of data available: (data1: geometrically corrected data) and (data2: raw image data).本数据集以地形图矢量数据为基础，通过地图符号及其他手段进行了结构化图示处理。现有两类可用数据：（数据1：几何校正数据）与（数据2：原始图像数据）。