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.
BSA A7+A10 Twins £15 BSA 13
BSA Unit Singles £15 BSA 14
BSA Unit Singles £15 BSA 12
Norton 500 600 650 750 Twins £15 Nor 2