1645
used  1ca. green pair, [22-20] from Setting VI?, neatly cancelled by Tientsin seal in blue. Photo
used 1ca. green pair, [22-20] from Setting VI?, neatly cancelled by Tientsin seal in blue. Photo

细节
used 1ca. green pair, [22-20] from Setting VI?, neatly cancelled by Tientsin seal in blue. Photo