In service: 1976 - 1992
Owner: Willem Muller Zeesleepdienst BV - Terneuzen; 30-11-1976 Willem Muller Netherlands BV - Terneuzen; on 27-02-1985 Wijsmuller Ocean Servant I BV - IJmuiden; 16-10-1985 Vessel rental company Terneuzen BV - Terneuzen; on 28-12-1990 Willem Muller Netherlands BV
Built: Delivered in August 1961.
Yard: Pollock & Sons Co. Ltd. - Faversham.
Construction number: 2123
Dimensions: 26.78 x 24.39 x 7.29 x 3.36 x 3.00 m.
Tonnage: 114 GRT.
Call signal: P.E.B.T.
Lloyds/IMO: 14429.Z.Dordt.1976; 5085988 Lloyds Register; 27.14429 IVR
Machines: Two-stroke 4 cylinder Crossley nr.145828, 368x483 coupled to a screw in rotatable Kort nozzle; two-stroke 2 cylinder Lister 44 apk coupled to a generator 7.5 kW/110 V/50 Hz; towing hook 15 tons; in 1995, 2x North Housen coupled together on the propeller
Power: 750 apk; 1,000 ipk.
Speed: 12.5 knots.
Pulling force: 14 tons.
Purchased: On 04-071975 as DANBY CROSS from Tees Towing (W.H.Crostwaite) - Middlesbrough
Sold: Sold on 24-03-1992 at 2.30 pm to F.Staal Handelsonderneming, Nijhofstraat 6, Zwijndrecht and after purchase resold to Sloopbedrijf Treffers in Haarlem.

Details: Renovated in 1976, including the steering position was covered and was given the name wheelhouse. Back in service on 10-11-1976.
Acquired in 1984 by NV Bureau Wijsmuller - IJmuiden.
Transferred to the Unie van Redding en Sleepdienst NV - Antwerp on 28-12-1990 after takeover.
Was used for some time at Travis for habitation and on 15-03-1993 sold on as COLUMBUS to Enkhuizen Maritiem BV - Enkhuizen.
In 1995 as OSTARA to C. de Jonge and converted into a "party ship" at B. v/d Meulen - Broekerhaven and sailing from Amsterdam.
On 27-04-2000 as OSTARA to N.P.M. Amsterdam B.V. - Amsterdam.
In 2002 as OSTARA to Chr. de Jonge - Amsterdam and in charter with Havendienst "Spido" BV - Rotterdam.