The articles of https://bitcointalk.org/index.php?topic=41718.0 seem to be annotated walkthroughs, and I'd like to see the raw code, as it was originally written in the first release.
The Bitcoin client has been hosted on GitHub for a while now. It's very close to what Satoshi initially wrote. Here's the first commit dated back to 2009: https://github.com/bitcoin/bitcoin/tree/4405b78d6059e536c36974088a8ed4d9f0f29898
You could also browse all the commits from way back: https://github.com/bitcoin/bitcoin/commits/master?page=151
Some other research points me to the actual first email sent to the cryptography mailing-list by Satoshi where he actually delivered the 0.1 version: http://www.metzdowd.com/pipermail/cryptography/2009-January/014994.html
Here's the direct link provided by Satoshi but it doesn't seem to work anymore: http://downloads.sourceforge.net/bitcoin/bitcoin-0.1.0.rar
Googling a bit I found this, which is what you're looking for: https://bitcointalk.org/index.php?topic=68121.0
This page contains files for the first three available Bitcoin codebases written by Satoshi Nakamoto.
Here is the first version Satoshi uploaded to sourceforge: