Hello David,
Here is the Oriana article in the TGOL Web site:
http://www.greatoceanliners.net/index2.html
Here are some nice color photos:
Since this is a Forum of relatively light traffic, I thought I'd be O.K. to post the pics directly.
You might want to check Google Image search for further images.
Hope this helps a bit
Good luck with your model
best
Christian