I got a win at a UK auction this month, at first I thought it was the one from Karel's collection (Adler)....he posted in 2009 but his was a size 56 and this one is a 58.
https://www.warrelics.eu/forum/pickelhaubes-more/pickelhaube-nco-school-m95-named-10625/
It was listed by the auctioneer as...