Some nice and rare airmail labels from Air Orient.
Year: 1930, Ungummed. Günter Mair's catalogue no: - FRA-B-28, rouletted, booklets with 10 sheets of
25(5x5), issued for customers in French Indochina, red/white, 5*****
Year: 1932, Gummed. Günter Mair's catalogue no: - FRA-B-30b, perforated 11 ½ , sheets of 100(10x10),
Issued for customers in Siam (Thailand), dark blue/white, 4****