Originally Posted by
Lithy
From what I can gather, the one in the case at front and centre of the Lithgow Museum was Clarkson's and it was handed in for destruction by his descendants during the purge of the late 90's.
Luckily, someone knew, or was told what it was and it found it's way home, and more importantly was saved.
Sadly, I think the other examples would have been less likely to have had the same opportunity.
Son or Bindi may wish to chime in here, but I think there were some skeletons of the trials rifles shown to us when we got the back room tour years ago.