If I was going to do that wonderful section again... and damn I wish I was!
First night at Rattle Snake Canyon is good if you get on late because of shuttles or whatever. The hike up the canyon in full moonlight was awesome!
Mee Corner is a really sweet, private camping spot with a giant arching cotton wood tree for shade. Stop at Black Rocks the next day to play and swim at lunch, then book it to the take out or...
Camping at Blackrocks is great too - just depends on how crowded your group can take it.
DON'T FORGET TO SIGN UP FOR SITES AT LOMA - to avoid a fight on the river...
This link should help - click on "Colorado River Brochure" for a map and description of what you'll see along the way. coriver
Cheers - have fun!