Germany: Lufthansa airmail labels 3

Here are 2 complete sheets of 20 airmail labels from Lufthansa airlines.

Year: 1935, Gummed. Günter Mair's catalogue no: - GER-B-2, perforated 11, sheets of 20(2x10)
issued for customers in Netherlands, grey-blue/white, 5*****

Year: 1935, Gummed. Günter Mair's catalogue no: - GER-B-3, perforated 11 ½ , sheets of 20(2x10)
issued for customers in Belgium, blue/white, 5*****