This excerpt taken from the AMZN 8-K filed Sep 18, 2007.
6.3 Stock Records
The stock transfer books shall be kept at the registered office or principal place of business of the corporation or at the office of the corporations transfer agent or registrar. The name and address of each person to whom shares are issued, together with the class and number of such shares and the date of issue thereof, shall be entered on the stock transfer books of the corporation. The person in whose name shares stand on the books of the corporation shall be deemed by the corporation to be the owner thereof for all purposes.