Karl R Zimmermann
Karl Zimmermann is the author of 14 previous books, a frequent contributor to TRAINS Magazine and Classic Trains, and a contributing editor for The International Railway Traveler. Karl Zimmermann lives in Northern New Jersey.
Karl Zimmermann is the author of 14 previous books, a frequent contributor to TRAINS Magazine and Classic Trains, and a contributing editor for The International Railway Traveler. Karl Zimmermann lives in Northern New Jersey. See less
Karl R Zimmermann's Featured Books
