Cotton, oil, and the economics of history

Samuel Colman, Jr., Ships Unloading, 纽约, 1868, oil on canvas mounted on board, 105 X 76 厘米 (The Terra Foundation for American Art, Daniel J. Terra Collection, 1984.4), a Seeing America video

扬声器: 博士. Peter John Brownlee, 馆长, Terra Foundation for American Art and Dr. Steven Zucker