(1) Change in Agriculture: The Northern United States, 1820–1870 Clarence H. Danhof ISBN: 9780674107700 Harvard University Press View at publisher
(2) The New York Money Market and the Finance of Trade, 1900–1913 C. A. E. Goodhart ISBN: 9780674619500 Harvard University Press View at publisher
(3) Locational Analysis for Manufacturing: A Selection of Readings Edited by David F. Brahmall and G. J. Karaska ISBN: 9780262110266 MIT Press View at publisher