The ice sheet margin appears to be grey, which may be a sign it is saturated with water...
冰盖边缘是灰色的，这可能是冰川融化的一个信号......
Large Dragons, Wide Margin, 1ca, re-constructed complete sheet of the third setting, extremely rare, VF-F.
大龙阔边邮票1分银第三版式二十五枚复组全张，极少见，上中品。
Large Dragons, Wide Margin, 1ca, re-constructed complete sheet of the third setting, extremely rare, VF-F.
大龙阔边邮票1分银第三版式二十五枚复组全张，极少见，上中品。
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