Australia: A.A.S.LTD airmail labels

Here is an airline issue labels from A.A.S.LTD (Australian Aerial Services Ltd.)

Year: 23.9.1925, Gummed. Günter Mair's catalogue no: - AUS-B-22a, perforated 11, sheets of 15(5x3), issued for airmail service Adelaide - Melbourne, printed by D.W. Paterson Co. Printing 
Ltd., Melbourne, dark ultramarine/white, 5*****

Year: 1925, Gummed. Günter Mair's catalogue no: - AUS-B-22b, perforated 11, booklets with 3 sheets of 9(3x3), issued for airmail service Adelaide - Melbourne, printed by D.W. Paterson Co. Printing Ltd., Melbourne, dark ultramarine/white, 5*****