Acknowledgments

I gratefully acknowledge the gracious assistance of the following people. Luke Driskell, who directs the Computer Aided Design and Geographic Information Systems (CADGIS) Research Laboratory at Louisiana State University, set up a GIS server for this project and helped to solve issues related to the map services. Frits Koek, at the Royal Netherlands Meteorological Institute, answered my queries about details of the the CLIWOC database. Rick Hunter (SUNY), Bill Boelhower (LSU), Paul Hoffman (LSU), Case Watkins (LSU), Mariano Barriendos Vallvé (Universitat de Barcelona),and Judy Carney (UCLA) also supported this project in various ways.

I also acknowledge the contributions of data from the following institutions and organizations. The principal data on vessel positions, cargoes, and so on was made available courtesy of the Climatological Database for the World's Oceans, 1750-1850 (CLIWOC). The data on the Catalan voyages was made available courtesy of the Arxiu Històric Municipal del Masnou, Arxiu Històric Municipal de Sitges, Biblioteca de Catalunya, Museu Marítim De Barcelona, and the Grup de Climatologia and Grup d’Anàlisi de Situacions Meteorològiques Adverses, Universitat de Barcelona. Some additional information related to enslaved Africans was made available courtesy of the Trans-Atlantic Slave Trade Database (TSTD). The hurricane data from the North Atlantic Hurricane Database, 1851-2011 (HURDAT) was made available courtesy of the Hurricane Research Division of the Atlantic Oceanographic and Meteorological Laboratory of the National Oceanic and Atmospheric Administration.