Auction 333-341 Australian States & Commonwealth of Australia and New Zealand – The ‚KOOYONG‘ Collection - Day 2

1922 (March 31): Malaya-Borneo Exhibition two complete specimen sets of fourteen values 1 c. to 50 c. overprinted "SPECIMEN" diagonally in red or black (Type NB10), large part og., some trivial short perfs., overall very fresh and fine appearance. Scarce Gi = £ 1'000.