1864/1920 (ca.), used and mint collection on stockpages, from 1864 10c. and 1868 10c., following issues up to high values, overprints etc. (Image)

1888/1932, used stationery envelopes (10, inc. uprates for airmail or foreign inc. to Curacao) resp. cards (12, some mixed condition). Plus 5 mint all different Wilhelmina/deer cards. Total 27 items.
Value Add Taxes (19%) will be added to the hammer price and the buyers premium. (Image)

1888/1941, appr. 195 covers mostly to Singapore or India, few to Europe (one to Liechtenstein) or US, inc. registration, AR, censorship, airmail, pictorial envelopes. Also 1946/49 usages (16 + 3 stampless "Veldpost"). Finally Jap. Occupation South Celebes anchors 13 diff. cto dateless navy zone type "Makassar" to blanc cover (crease). Mixed condition, as is.
Value Add Taxes (19%) will be added to the hammer price and the buyers premium.

1924/1937, 20 items, possibly cheques, drawn on a bank in MEDAN franked with fiscal stamps bearing boxed "CASH PAID V.S.RM"