Thanks for the replies and suggestions. I don't have any action shots,
but let me try to post a couple photos.
Yes, the cows finally left! The hive body on top was
topless and rotted and the bees moved into the basement washtub.
Here's the entrance to the washtub:
After flipping the washtub over to see the combs.
Thankfully the combs were straight - easy to put into frames!
Here's the "after" with the bees settling into their new home.