I have Triumph's manual and the Haynes manual as well. If I was to have just one I'd choose the Haynes. The diagrams for the America and Speedmaster that are available here on this site really compliment it.

We all like to think of ourselves as rugged individualists. But when push comes to shove most of us are sheep who do what we are told. Worst of all, a lot of us become unpaid agents of whoever is controlling the agenda by enforcing the current dogma on the few rugged individualists who actually exist.