Download Kindle book The Oak Leaves by Maureen Lang for free.  Here is a screenshot, along with Kindle devices for your reference.  As a comparison, the paperback version of this book usually goes for about $10. 6" Wi-Fi Kindle for $139.00 shipped 6" Wi-Fi 3G Kindle for $189.00 shipped 9.7" Wi-Fi 3G Kindle DX for $379.00 shipped