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PETRA for Windows
Version 3.3.1 Released November 21, 2003 Final Version

Below are instructions for downloading and installing the current version of
PETRA. We suggest printing these instructions for quick reference during the
downloading and installing process.

The file you will be downloading is
PETRA 3.3.1 Install.exe. This is a
self-extracting and installing zip file that contains all the files necessary to install
the 3.3.1 version of the program. The file size is 8.51 MB.

To download the file, click on the
Download Now selection below. When the File
Download
screen appears, select Save and make note of where the file is being
saved. Once the file is downloaded, double-click on it and the installation for the
program will begin.
You can find the version number
of your copy of PETRA by
clicking on the
Help menu, then
selecting
About... .
If you are installing this version over an existing version, use the 'Repair' option
(as shown in the example below) to update your current version.
Repair Example
This program has been
replaced by
PETRAPro