Re: 1991 R540LTD neck pocket stamp
Wizard Angled Locking Rosewood Jumbo, and I forget what T is.
01R - I'd be guessing 1st gen H&S Radius
1H - 1 Humbucker as all H&S bodies were sent over with only a single humbucker rout. Everything else was routed by H&S per order and then painted. You could also have it mated to whatever neck you wanted. H&S was a semi custom shop for dealers that knew how to use it and order right.