http://www.amazon.com/One-Mans-Wilderness-Alaskan-Odyssey/dp...
It suffers a little from some heavy editing, but is very interesting. There's also a video that airs on PBS every so often, which is worth watching. He died in 2003, but left his cabin to the National Park Service.
I've been to his cabin, and it's been preserved as he left it. It's amazing what he was able to make with simple tools. The door is particularly neat - the hinges and bear-proof lock are made entirely of wood.
Sometimes it makes me want to move to Alaska and build a cabin. Internet connectivity is a bit of a problem, but I suppose that's the point.
If you like Into The Wild, you might also like One Man's Wilderness about Richard Proenneke: http://www.amazon.com/One-Mans-Wilderness-Alaskan-Odyssey-eb...