Here is a nice and complete booklet of airmail labels from Misr Airlines. Label come in black-blue or dark blue color and both are in the same booklet. 2 sheets of black-blue and 2 sheet of dark blue.
Year: 1939, Gummed. Günter Mair's catalogue no: - EGY-B-1, perforated H 11, booklets with 4 vertical strips of 4, black-blue or dark blue/white, 4****