I sent you this email which was returned unknown.
Find attached a copy of the survivors report re SS BRADFYNE as luck would have it I was searching for the Report on the SS FISCUS which is also in the same TNA reference ADM199/2134.
As your grandfather held the rank of Captain his records should be in Lloyds Captains Register copies of which are available at the Guildhall Library London
] and the National Maritime Museum
I trust this is a some help