加盖黑色
Specialists recognize 9 varieties of overprint depending on degree of completeness of the characters resembling "扩展播放唱片" in bottom left corner of chop.
Overprint in Violet
Specialists recognize 9 varieties of overprint depending on degree of completeness of the characters resembling "扩展播放唱片" in bottom left corner of chop.
Overprint in Brown
Specialists recognize 9 varieties of overprint depending on degree of completeness of the characters resembling "扩展播放唱片" in bottom left corner of chop.
