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Euclid440 has a great tutorial on this here:

http://straightrazorpalace.com/honing/131754-how-correct-re-profile-heel.html

I used a small-radius drum sander for most of the steel removal, then...

I got this cute little 6/8 with some rust, but pretty pristine overall:

280199

Also the heel stuck out too much for proper honing:

280200

So that had to go.