In the meeting between the director and commissaries on 3 November 1906was referred to a letter of lieutenant P. Koster.(1) He wrote that Norway was interested in obtaining a submarine but which had to be built by a Norwegian shipyard. The shipyard De Schelde asked the Electric Boat Company if this she was allowed to do this regarded the contact with the same company.
Note
1. Paul Koster was a former lieutenant of the Royal Netherlands Navy who succeeded in making the first Dutch submarine named Luctor et Emergo a success. For this submarine was a design of the Electric Boat Company in the USA used. She was delivered to the Royal Netherlands Navy and commissioned as the Hr.Ms. O 1. Later he became director of the submarine department of the Whitehead company at Fiume.
Source
Archive Kon.Mij. De Schelde 1875-1970 (Municipality Archive, Vlissingen, Netherlands) archive 214 inventory number 8.