J.R. TOLKIEN:
Length 41.7 m; breadth 7.80 m; sail area 828 sqm;
built 1964 by Edgar André, Magdeburg / Germany, as tug DIERKOW; 1996 – 1998 converted into Dutch sailing ship J.R. TOLKIEN;
ZUIDERZEE (IMO 9097264):
Length over all 40.0 m; breadth 6.80 m; sail area 440 sqm;
built 1909 by J.J. Pattje & Zoon, Waterhuizen / Netherlands, as freighter ERNST WILHELM for F.M. Kortum, Neustadt / Germany; having several names in the following years; 1976/78 renamed ZUIDERZEE and employed for charter tours; 1991 rebuilt for 22 passengers;
LOTH LORIEN (IMO 5254151):
Length 48 m; breadth 6 m; sail area 500 sqm;
built 1907 by Asselem & Karstens, Bergen / Norway, as fishing boat NJORD; 1944 laid up; 1989 bought by Dutch owners and rebuilt as sailing ship LOTH LORIEN for charter tours; 2001/02 lengthened and converted into three-masted sailing ship;
MARE FRISIUM (IMO 5344592):
Length over all 52.0 m; breadth 6.70 m; sail area 634 sqm;
built 1916 by Weerter Sheepsbouw, Netherlands, as fishing boat PETRONELLA; later converted into freighter HELMUT; 1960 lengthened; 1995 converted into Dutch sailing ship MARE FRISIUM;