The Zahns Scenery package is free, and is compatible with X-Plane versions 9 and 10.
The X-Plane flight simulator software is available from X-Plane.Com.
The Zahns Scenery Package can be downloaded here.
1958 Airport Flyer
A PDF scan of a 1958 Zahns Airport information flyer. Download.
Zahns Approach Plates
Click to see the enlarged view. (Right-click to download.)