Hill River 1:250 000, R502 historical topographic map
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The R502 series of maps has been replaced by the National Topographic Map Series (NTMS). The R502 series consists of 542 map sheets and covers Australia at a scale of 1:250,000....
R502系列地形图已被国家地形图图集（National Topographic Map Series，NTMS）取代。该系列共计包含542幅地形图，比例尺为1:250000，覆盖澳大利亚全域……
