New York Central retailer Diesel Engine Lionel 3

Product Name: New York Central retailer Diesel Engine Lionel 3
New York Central Diesel Engine w/ dummy engine and car 3pc set. O Scale see photos everything was in working order and running when removed. They were purchased from an estate. Selling as is. I am not a train person I do estate sales so retailer I do not know much about trains only the basic info. He had very very large track he was featured in OScsle magazine and got his first trin when he was 5 he passed at age 87. He built his layout by hand and it was very elaborate I had 2 different people come to see the layout and give me a price for the layout they were in the $100,000 range for it.