An other "Pot de fleur" : a St Chamond found in Satory tank School by the German army (always in 1940). http://cgi.ebay.de/084-Orig-Foto-Panzer-Tank-Frankreich_W0QQitemZ170305768985QQcmdZViewItemQQptZMilitaria?hash=item170305768985&_trksid=p3286.c0.m14&_trkparms=72%3A1229%7C66%3A2%7C65%3A12%7C39%3A1%7C240%3A1318
You are right philtydirtyanimal! 300 bucks around.
A few years ago there was the picture with two Hedis in an ebay auction. Someone did a higher bid than me in the last seconds - as far as I remember my high bid was 550 Euros. And: that was not enough.