Sony PRS-300SC 5″ Digital Reader Pocket Edition (Silver) for $129.99 after coupon code UWH1900. Shipping is $1.99 for a total of $131.98 shipped. Here is a screenshot for your reference. It has a 5″ E-Ink Vizplex (paper-like) display for more natural reading. You might also want to check out the Amazon Kindle. Most places have this Sony eBook Reader for about $149.
This post has been updated.