Just to prove Mick can, indeed, blame his scanner, my companion black and white views taken on that same occasion - Sunderland, 25 August 1976:
Mind you, another few minutes and there might have been another reason why her superstructure was obscured! She was being followed in from the North Sea by a dense fog bank, the beginnings of which you may just detect in Mick's second shot, and even more clearly behind Mick's view of the WHITBURN, an attendant tug for the HUDSON LIGHT (see:
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Ron