Sumatra. Amal Sosial postcard '1 Tahoen Indonesia Merdeka' and Bea Dibajar with monogram, value 75 sen, KPI. SK-A4, unused. Very rare. Rp. 50,000,000

Sumatra. Red Cross postcard depicting soldier with arm in sling overprinted 75 on 10 sen KPI. SK-A6, genuinely sent in 1947 from Pematangsiantar, showing censor S.P in frame Bu.RC21a. Very rare. Rp. 60,000,000

Sub Areas. Vienna Printings. Souvenir Sheets KPI. SS-1/6 (SS-5 2x), SS-9 and SS-11

Sub Areas. Infamy, 21 different overprinted stamps