I can't believe that so soon after I rediscovered that last picture, it's happened again...
http://search.ebay.co.uk/220203798912, specifically the third picture, the highest discernable bulge on the right, to the right of the barcode [...and to the left of the barcode looks like an AT102W...]:
img.auctiva.com/imgdata/4/4/1/5/0/5/webimg/105295455_o.jpg
Model M or not?
Dare (me?) to ask the seller?