1934-37 group of airmail covers, many with attractive cachets and frankings with outward (6) incl. 1936 Java-Borneo, 1937 Balikpapan-Tarakan; also incoming (3) including 1934 Amsterdam to Burns Philp in Sourabaya; generally fine. (9 items) (Image)

Estimate AU$200-250
Min. Bid. AU$160