Answer:
Reuss, Senior Historian of the U.S. Army Corps of Engineers, and Brit Storey,
Senior Historian of the Bureau of Reclamation. They provided us with both documents and advice, which were essential to the project. We also appreciate the
kind assistance from the personnel of the U.S. Army Corps of Engineers and
the Bureau of Reclamation at various dam sites. Robie Lange of the National
Historic Landmarks Survey, National Park Service, provided essential guidance
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trips.
J. Wayman Williams helped us to organize the work and produced various versions of the manuscript. He skillfully brought together the work of the
three authors. Donald Pisani of the University of Oklahoma served as a consultant during a crucial period during which time he did much-needed research, and most
importantly helped us reorganize early drafts. He also read a complete draft and
made valuable suggestions. Ann Emmons of Historical Research Associates,
Inc. led a parallel effort to prepare guidelines for nominating dams as nation
material presented in this manuscript. David P. Billington, Jr., spent many hours
in the National Archives ferreting out materials that enriched the manuscript
greatly.
This complex project was in