1949, 75th Anniversary of the UPU, nine perforated and imperforated souvenir sheets of four, including seven items with various ''RIS'' overprints, one imperforated sheet has ''RIS Merdeka'' inverted overprint, full OG, NH, VF (Image)

1950, black ''RIS'' overprints on definitive stamps printed for Netherlands Indies, 1s-25r, complete set of 23, full OG, NH (all high values, but 5r) or VLH, F/VF, C.v. at least $650, Est. $250-$300 (Image)

Air Post Booklet. 1949, Vienna issue, 3.10r intact booklet, containing three panes of two air post 40s and 75s and air post special delivery 40s, light buff cover inscribed in black ''Republic Indonesia'' on front and ''Prepared Private'' on reverse, fresh, VF and scarce, Est. $150-$200 (Image)