Wearing a hybrid scheme at about the time of the Republic merger? This was my flight to DTW arriving from same.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/130275500@N02">G B_NZ</a>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/130275500@N02/15948703020/">Northwest B727-200 N716RC at BUF</a>