Hi Glenn,
Welcome to the forum. Congratulations on your Luger. There is quite a bit to learn about Lugers, and I hope you'll enjoy the ride!
I maintain the FAQ document for Lugerforum, and I think you'll find the reference material gathered there quite useful.
Here's a direct link to the post. Download the PDF file(s).
http://forum.lugerforum.com/showthread.php?t=13121
__________________
Igitur si vis pacem, para bellum -
- Therefore if you want peace, prepare for war.