Doug, I have uploaded the 1970 article to the web site.
Thank Michiwa for the translation for me.
http://www.rotaryeng.net/Japanese TransAm.pdf

In case you were wondering we started with the big spoilers
and cut them down to achieve the best compromise between drag and
down force.

Paul Lamar

Paul

OK, I told the young lady.  This site doesn't come up however.
This is the message.

Not Found

The requested URL /Japanese was not found on this server.
Additionally, a 404 Not Found error was encountered while trying to use
an ErrorDocument to handle the request.

Apache/1.3.33 Server at www.rotaryeng.net Port 80

Doug

Did anybody else have a problem?

OK try http://www.rotaryeng.net/Japanese-TransAm.pdf

If the "young lady" would like to makes some corrections no problem.

Paul Lamar