John Bartelstone is a New York based architectural photographer. He originally trained as a recording engineer at Syracuse University. After working in the recording industry for a few years, he enrolled in the Master of Architecture program at Columbia University and upon graduation, began a ten-year architecture career. That time was spent in the Engineering Department of the Port Authority of New York and New Jersey, where a love for infrastructure was further kindled. Then, in 1996 he started a new career as a freelance architectural photographer.
Thomas Flagg works as a researcher and instructor at the State University of New York, College of Optometry. Since 1966 he has been researching the Port of New York and its railroads, leading to professional documentation of industrial sites in connection with cultural resource surveys. He is a founding member of the Rail Maritime Information Group. He is also a member and past president of the Society of Industrial Archeology, and the author of two books about the rail history of New York Harbor.