Lithuania: Old airmail labels 2

Here is another lot of old Lithuanian airmail labels.

Year: 1932, Gummed. Günter Mair's catalogue no: - LIT-A-3, perforated 14, sheets of 100(10x10),

black/dark greenish blue, 4****

Year: before 7.1936, Gummed. Günter Mair's catalogue no: - LIT-A-4a, perforated 14, sheets of 

100(10x10), black/dark greenish blue, 5*****

Year: Before 5.1937, Gummed. Günter Mair's catalogue no: - LIT-A-4b, perforated 14, sheets,
black/blue, 5*****