30 Jan 1960 sailed Tonsberg for River Blackwater, arrived 2 Feb 1960, laid up. [Lloyds Shipping Index]
Oyster Company ledger 31 December 1959 reservation 4 weeks.
15 January 1960 reservation 4 weeks.
12 February 1960 compensation 4 weeks [which would give arrival date about 15 January 1960, but dates are inconsistent].
10 June 1960 vacated berth.
12 June 1960 arrived Cardiff. Renamed ARCTIC [Voyage Record Card]

Above:  Laid up tankers in River Blackwater cJune 1960. HOLLYWOOD is 4th counting from the top. Photo by Alf Jefferies shared by daughter Lynn Ballard. Date: cJune 1960.
Source: Mersea Museum / Alf Jefferies