#RPGaDay 12: Old RPG you still play or read

Read consistently and regularly?  Again, if you're a fan of this blog it shouldn't come as a surprise:

I've written extensively about this book in an earlier post.
I also recently busted out the 1st Ed. AD&D Dungeon Master's Guide and read through some it, just to refresh my memory about what the earliest instructors on game design were telling aspiring GM's back in the day.