An order dated 20 January 1909 for the delivery of the boiler no. 547 to be palced in the sand suction dredger Yproise for account of L. and Jean Coiseau, Zeebrugge, Belgium accepted for ƒ 12.000,oo and ƒ 4.600 extra work at the ship. Totally costs ƒ 9.813,11 (wages ƒ 2.638,47, expenses on wages ƒ 1.912,89, travel costs and expenses ƒ 158,06 and stores ƒ 5.103,69) resulting in a profit of ƒ 2.1869,89.
Source
Archive Kon. Mij. De Schelde 1875-1960 (Municipality Archive Vlissingen, Netherlands) inventory number T.214-217.
