The Amersfoort camp was located in the Netherlands from 1941-1945.
The camp housed generally political prisoners. The notes are found with and without watermarks. There are 2 types of the notes, type 1 has the No that proceeds the serial number with the period under the o and type 2 has the period after the o. Type 1 notes are only without watermark, while type 2 have both with and without watermark. The notes were issued in 10 and 25 cents and 1, 2 1/2, and 5 gulden.