Google Books has many of Darwin's books available. A few of these are also available in print form at Halle Library.
Click on a book's cover or title to access its electronic version.
Click on its call number to see its circulation record for Halle Library.
Some books are kept in storage. To check out a book that is in storage, you must request it. To do so, click on the call number to go to its circulation record. Scroll down to "Holdings Information" and click the "Place Request" link. You will need to provide your E-Number (or Eagle OneCard barcode) and last name. The item will be ready at the circulation desk about ten minutes after you request it.