Fundamentally, American society is composed of individuals who don't go out of their way to do each other favours.
A great department store, easily reached, open at all hours, is more like a good museum of art than any of the museums we have yet established.
The best preparation for acting is life - observing life and people and observing yourself. All that becomes your library. So when you have to research a part, a scene or an emotion, you go into the library and get what you need.