Michael E. Zega has researched and written about railroad advertising and promotion for the past decade and contributes to many magazines, including Vintage Rails, Classic Trains, and Journal of the Southwest. He lives in New York City.John E. Gruber of Madison, Wisconsin, is president of the Center for Railroad Photography and Art and editor of its magazine, Railroad Heritage. He is contributing editor to Classic Trains, preservation columnist for Trains, and co-author of Caboose (2001).
John Gruber, the author of Classic Steam: Timeless Photographs of North American Steam Railroading, lives in Madison, Wisconsin.