The other problem with osage orange is that the sap wood can get bug-eaten. Actually, that's true for any wood, but osage orange seems particularly prone to damage.
If you're back east, there are various ironwoods (e.g. hop hornbeam, Ostyra virginiana) that more-or-less live up to their name, and tend to grow straight.
As for Vandoo's graph, you can download it from the link I posted above.
Same link as before
Best,
F