The jersey is as predicted - see images in this thread - a white jersey, with the original old time shield which was used across the first 14 seasons of the franchise. At this stage there's no plan to use the jersey beyond the one time event on January 2nd.
Jim Cerny of the Rangers captured the picture below earlier today which was posted via twitter
Profile of the Author:
Has been an active follower of the New York Rangers since the 1996-97 season. Began OutsideTheGarden.com in 2001, and has continued to collect data and provide analysis on the team through to the current day.