[PMoz99]

Thanks, Col. That lines up with the only info I have - that the D-0 trial Dackelbauchs had the dinghy, and the D-1 did not. But was Gollob's really a D-1, or did Weal and Kagero get it wrong?
Or, as Snautzer hinted, maybe the dinghy extension was added in-field?
Peter