http://www.internetmodeler.com/artman/publish/flarmor/GB-Modelli-1-72-British-Mk-I-Male.php
Looks like the kit Gabriele Zenoni mastered for Il Principe Nero (the GB Modelli website even uses an old photo of the IPN kit built up to illustrate it)...
http://www.landships.info/landships/kit_reviews.html?load=kit_reviews/Il_Principe_Nero_Mark_1.html
...which is a good thing because it was a very nice kit.
The finest stories of the Great War are those that will never be told.
The old IPN kits are now sold by Briga Models. They can also be purchased from Tracks and Troops.