Postage Paid 'BAJAR BEA 10 SEN' in frame (2x), Bu.JB10 type D on complete M.O. Bu.JF42 (scarce) from Balikpapan 3.2.05 to Tondano (Celebes, backstamped type 300 with hand-written date 20-5-9 and 2x Menado 20.5.31 (type 050) in red and superbly cancelled. Censor Vr.212a

Official Military Use (3 kanji's in frame 10.5 x 42 mm) on complete M.O. Bu.JF44a from Balikpapan 4.5.05 to Sidoardjo near Porrong (Java) 28.5.05.9. Censor Vr.212a

Postage Paid 'BAJAR BEA 10 SEN' in frame Bu.JB10 type D on complete M.O. Bu.JF44a from Balikpapan 9.8.04 to Brambanan (Java) 20.8.04.9. Censor Vr.212a

Postage Paid 'BAJAR BEA 10 SEN' in frame Bu.JB10 type D on complete M.O. Bu.JF44a from Balikpapan 9.8.04 to Papar (Java) 19.8.04.17. Censor Vr.212a. Ex Mattern

Postage Paid 'BAJAR BEA 10 SEN' in frame Bu.JB10 type D 3x on complete M.O. Bu.JF44a (repaired) from Balikpapan 5.3.05 to Bonthain (backstamped type 300, hand-written 20-5-2) and returned because addressee has passed away ('alamat meninggal doenia'). Censor Vr.212a. Ex Mattern

10 Cent van Konijnenburg with anchor overprint no. 20v-43'bg on complete M.O. Bu.JF44a superbly cancelled Balikpapan / Kampong Baroe with hand-written date 16-3-2604 (type 322) via Balikpapan 17.3.04 to Koetowinangoen 26.3.04 (Java). M.O. in wonderful condition. Ex Mattern

25 Cent postage due with blue anchor overprint no. 20b-9a and 5 cent numeral with violet anchor overprint no. 20v-42 on complete M.O. Bu.JF44a from Bandjermasin 20.3.10.-9 to Barabai with hand-written date 20.3.13.17. Censor Vr.317a. Ex Mattern

25 Cent postage due with violet anchor overprint no. 20v-9a and 5 cent numeral with inverted Celebes anchor overprint no. 11z-42 on complete M.O. Bu.JF44a from Bandjermasin 20.3.14.-9 to Kandangan 20.3.15. Censor Vr.317a. Very fine condition! Ex Mattern

Postage Paid mark from Bandjermasin Bu.JB59 type F on complete M.O. Bu.JF44a from Bandjermasin 20.8.31 to Tianjar (North East Coast of Bali). No postmarks on the back

Postage Paid mark 'Bajar ƒ 0,10 with autograph' JB16 type C from Kendangan on complete M.O. Bu.JF41a (1 pinhole) from Kendangan 19.1.43.10 (type 010, wonderful strike in violet) via Bandjermasin 20.1.43.-9 to Semarang 15.3.03. Censor Vr.212a

10 Cent van Konijnenburg with anchor overprint no. 20v-43'bg on complete M.O. Bu.JF41a from Martapoera with hand-written date 18.11.5.12 (type 034) via Bandjermasin 18.11.-6.-9 (type 031) to Solo 15.12.0.3.10 (type 050). Censor Vr.212a and chop

Postage Paid mark framed 'BEA F..' with written '0,20' Bu.JB24 type B and on top 'bea ƒ 0,20' on M.O. Bu.JF41a from Negaraborneo 19.1.43.9 to Bandjermasin 21.1.43.-9. Ex Mattern

2½ Cent Kreisler with lilac anchor overprint no. 20l-17b (3x, 2 with faults) and 7½ cent dancer with lilac anchor overprint no. 20l-71 (3x, 1 damaged) on complete M.O. Bu.JF44a (crease) from the small sub-post office of Pangkalanboen 19.9.14.10 via Bandjermasin 19.10.3.11 to Kendangan 19.10.4. Censor Vr.317a. Ex Mattern

30 Cent van Konijnenburg with lilac anchor overprint no. 20l-48 in pair on M.O. Bu.JF41a from Rantau with hand-written date 19.3.2.11 (type 016) to Bandjermasin 19.3.3.-9. Superb strike of the Rantau pmk. Ex Mattern

80 Cent van Konijnenburg with violet anchor overprint no. 20v-53k on M.O. Bu.JF41a from Rantau with hand-written date 19.3.2.11 (type 016) to Bandjermasin 19.3.3.-9. Superb strike of the Rantau pmk. Ex Mattern

20 Cent Kreisler with black anchor overprint no. 20z-27b on complete M.O. Bu.JF44a (very small tear) from Sangasanga 12.5.4.16 via Samarinda 14.5.4.9 to Toeloeng- / Agoeng 25.5.0.-4. (Java). Censor Vr.212a in red. Ex Mattern