The photographs in this volume were made during a five-year period in New York by Nicolaas Biegman, with a Leica R 3 camera, 21, 35 and 90 mm lenses by Leitz and Leica, and Kodak 400 ASA film. Black-and-white developing was done by Prolab Chominsky in New York, printing Laurie Dool in Rotterdam.