I loved Super Vel ammo when it came out. Shot a lot of it in .357 and .44 Magnum.
Here's a photo of Lee shooting the Memorial .475 Linebaugh by Gary Reeder. The photo was made shortly before his death on April 24, 2017. And another photo of the gun, itself.
Photos are from an excellent article by John Taffin in American Handgunner.
The article is well worth reading. Read it by clicking here.
He loaned me a rifle once while I was devolving a bullet for Dry Creek & sold me one of his carry guns. BTW the trophy I'm holding is the candidate's trophy. The award trophy is larger.