I gotta admit, I am surprised - you're one of the leading experts on tomato varieties.
I just previewed Andy Smith's book and there's no mention of Feejee/Fiji (or any other alternate spelling).
I did see tho in a book authored in 1911 that the Feejee tomato was still around as there was a recipe using that specific tomato.
And I just discovered an old book from 1844 entitled "United States Exploring Expedition - Volume 3, Page 327 where it appears the Feejee is found on Tavea (one of the islands comprising the Fiji Islands):
https://books.google.com/books?id=MH...IVDEmSCh0oTwWC