This is very good and patient work, Al.
This is
the method to develop good Shohin trunks on decidious trees. I look forward to see the development of your trees in future.
One can also create deadwood of the cut instead of healing over the wound, depending on the specimen and the wanted design.
2000 Prunus
2005 Prunus
2006 Prunus
Regards
Morten Albek