Bidspirit auction | Macau * 1957 – S.

Macau * 1957 – S. Domingos Market, with surcharge. Airplane letter tickets. OM6, 26 avos s/ 40 avos, black and sepia. Circulated from Macau (15.11.57) to Honolulu, with additional stamps of 8 avos, MF371 and 16 avos, MF369.