“Many Voices, One Nation” National Museum of American History
MCN: The Ultimate Guide to Virtual Museum Resources, E-Learning, and Online Collections
Arts and Culture: Google: “Learning from the past to inspire the future”
Project Gutenberg bookshelves / subjects (public beta test site)
American Library Assoc.: Library Associations around World
Online Reference Sources: American Society for Indexing
List of Library Associations (Wikipedia)
The WWW Virtual Library: Dictionaries
“Here are 450 Ivy League courses you can take online right now for free” freecodecamp.org