Here we have some Haynes manuals, they are priced accordingly, based on cover/page/condition/rarity, all pages are present, but some will have finger marks on.
Some of them are hardly marked at all, all of them are totally readable.
Triumph 650+750 twins £10 TRI6
Triumph Pre Unit Twins £10 TRI7
Triumph 350+500 Unit twins £12 TRI8
Triumph 350+500 Unit twins £12 TRI9