Oak solid wood bookcases are probably the most common choice for the buyer of classic bookcases. Oak is a traditional North American hardwood used for bookshelves for centuries; its formal,
"classic" look is also associated with traditional library bookcases and the look of English estate homes. You can recreate that look in your home by a judicious use of oak book cases and oak finishing. Learn more about oak bookcases.
If you choose oak, however, you'll have to carefully evaluate staining. Stained oak bookcases require a special ability for the staining, though--oak is a difficult wood to stain, and a professional and practiced hand is required. We have that expertise; Asheville Bookcases has long experience with all kinds of finishes and woods, including oak bookcases.
Oak is a hardwood; it is available from Canada, the United States and several other northern countries, although unlike some other bookshelf woods, it is not grown in the tropics.