Director J.J. van der Laan. Letter sign OE
These vessels were of steel and fitted out with steam splies.
No. 1, the Elsfleth, master J.C. Lindstedt
No. 2, the Berne, master Ernst Wiebking
No. 3, the Lienen, master Ernst Meier
No. 4, the Bardenfleth, master Friedrich Koch
Source
Archive Ministerie van Buitenlandse Zaken (Department of Foreign Affairs) A-dossiers no. 234 at National Archive at The Hague. The list was not dated but dated presumably from the period between 1894 and 1902.