A complete circle requires 16 sections total

Model Number: 20-95178

and some have been restored to a level of grandeur that did not exist when they were first built

and Proto MAX(TM) knuckle couplers

Model Number: 30-1076

Lionel 6-29979 O Gauge Angela Trotta Thomas Christmas Morning Boxcar ProductID_11590363 A complete circle requires 16This is Lionel 6 29979 O Gauge Angela Trotta Thomas Christmas Morning Boxcar. For more than 20 years, Angela Trotta Thomas has captured the love and nostalgia of Lionel trains in her beautiful artwork. Lionel continues to return the honor by commemorating her work on collectible cars and accessories. Its key features are : Diecast metal sprung trucks and operating couplers, Metal frame, Opening doors, Dimensions: length: 10 , and Minimum curve: O 27.