50 Øre Kings Bay Coal Company

Kings Bay Kull Comp. A/S was the Norwegian state-owned company operating the coal mines at Ny-Ålesund on Svalbard, and these token notes functioned as a closed-currency scrip redeemable only within the settlement's company store. Workers — almost all Norwegian — were partly paid in this scrip, which prevented cash from leaving the isolated Arctic community and kept consumption tied to company supply chains. The system was not unique to Svalbard, but the geography made it particularly absolute: there was nowhere else to spend anything.

The KB3r suffix indicates a remainder, unissued stock — survivors are more commonly encountered in that form than as genuinely circulated examples. Mining at Ny-Ålesund ended abruptly after the 1962 mine explosion that killed 21 men, effectively concluding the scrip's useful life.