1912 Flying Geese London ovpt. ROC $1 in block of 4, top left stamp
with retouched Chinese character "One" (Chan 181a),
1912 Flying Geese London ovpt. ROC $1 in block of 4, top left stamp
with retouched Chinese character "One" (Chan 181a), MH.
1912年楷字飛雁1元四方連新，左上一枚帶“壹”字修飾（陳目181a），背貼。
