Here's the real deal for 72. The key marked Torino shows up for sale on ebay once in a while. I haven't found an original key like the one with the Ford marking.
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.