Christopher Colles: America's first steam-engine builder

von Levitt, Alan M.
Veröffentlicht in ˜Theœ international journal for the history of engineering and technology / Newcomen Society for the Study of the History of Engineering and Technology (2009)

Early locomotives on American banknotes : what the engravers got wrong and what they got right

von Levitt, Alan M.
Veröffentlicht in Journal of the Railway & Canal Historical Society (2012)

Disaster planning and recovery : a guide for facility professionals

von Levitt, Alan M.
Veröffentlicht 1997

Picturing the railway

Veröffentlicht in Railroad history / Railway and Locomotive Historical Society (2005)