Greece: Airmail labels

Here are some of the first airmail labels from Greece.

Year: 10.11.1935. Gummed. Günter Mair's catalogue no: - GRC-A-1, perforated 11 ½ , 
sheets of 25(5x5), some labels come without H peforation, dark blue/white, 4****

Year: 24.3.1935. Gummed. Günter Mair's catalogue no: - GRC-A-3a, perforated 11 ½ , 
sheets of 50(5x10), dark blue/white, 4****

 






Year: approx.1961, Gummed. Günter Mair's catalogue no: - GRC-A-6, perforated 10 ¾ or 11 ½ , 
Sheets of 30(5x6), dark blue/white, 2**

Year: 1962, Gummed. Günter Mair's catalogue no: - GRC-A-7a, rouletted, sheets of 30(5x6), 
"PAR AVION" : 24mm, dark blue/white, 2**