This may be it from 2008 - http://www.bonhams.com/auctions/15846/lot/88/ but it appears someone used the incorrect slotted turnscrew? So like those cateyes on the fences.

A similar 20 bore Zella-Mehlis sourced: http://www.trapshooters.com/cfpages/thread.cfm?threadid=274736&Messages=3


20 Bore


14 Bore subject of Clay's thread.

Running thread on H. Scherping Hannover: http://www.doublegunshop.com/forums/ubbthreads.php?ubb=showflat&Number=205169

Kind Regards,

Raimey
rse