In the order administration dated 29 December 1908 was the order described of the delivery of 8 casemate gun-carriages for account of the Hoofd Constructiewerkplaatsen at Delft, Netherlands. Contracted price ƒ 12.400,00. Building costs totally ƒ 12.424,21 (labour ƒ 3.666,96, expenses ƒ 2.182,48, travel cost ƒ 644,33, material ƒ 5.930,44) resulting in a loss of ƒ 24,21.
Source
Archive Kon. Mij. De Schelde, Vlissingen, Netherlands 1875-1970 (Municipality Archive Vlissingen T.214.1218).