Thought this may be of interest to some of you: an interview between the US Army Corp of Engineers and General Joe Potter, and they mention the construction of EPCOT Center. There's probably more to that interview, but I am unable to find it:
www.usace.army.mil/.../eng-pamphlets/ep870-1-12/c-16.pdf
www.usace.army.mil/.../eng-pamphlets/ep870-1-12/c-16.pdf