A thesis that I carry to everything I read is this: all writing -- literally ::all:: writing -- has an agenda. Whether it's a novel, a historical account, a shopping list, or an essay. History is not fact, it's conjecture.
Bibles play a significant role in Wolf Hall. We know Thomas Cromwell kept an illegal Bible, printed in English, in his home. He meets with a group of early Protestants who are smuggling religious writing into England -- and several of those men are burned at the stake for it.
Owning a Bible in Tudor England was no small thing. But owning a small Bible?