1919  Post Offices in China (Shanghai)

18c on 9c - Salmon red
Without wmk. - Perf. 11 - Scott #K9 - 1919

20c on 10c - Orange yellow
Without wmk. - Perf. 11 - Scott #K10 - 1919

24c on 12c - Claret brown
Without wmk. - Perf. 11 - Scott #K11 - 1919

30c on 15c - Gray
Without wmk. - Perf. 11 - Scott #K12 - 1919

40c on 20c - Deep ultramarine
Without wmk. - Perf. 11 - Scott #K13 - 1919

60c on 30c - Orange red
Without wmk. - Perf. 11 - Scott #K14 - 1919

$1 on 50c - Light violet
Without wmk. - Perf. 11 - Scott #K15 - 1919

$2 on $1 - Violet brown
Without wmk. - Perf. 11 - Scott #K16 - 1919