Turn the pages by clicking in the outer upper and lower corners of the “book.” Or, hover the mouse over the corners, then press and hold the right mouse button, drag, and release. The first method is quicker and easier; the second, though more difficult, has a certain playful charm.

PDF's should print in most cases, but not in all. I wasn't able to print the Descriptive Catalog and Bibliography at Kinko's; however, I was able to print it at home. Caveat printer, I suppose.