Yang EC30a - 1944-47 Surcharge on Wartime Post, Chairman Mao 1nd. print, $5 on 50c brown, blue surcharge (Note - this listing has been revised, thanks to one of our members)

Yang EC30a - 1944-47 Surcharge on Wartime Post, Chairman Mao 1nd. print, $5 on 50c brown, blue surcharge (Note - this listing has been revised, thanks to one of our members)