  The proposed experimental program (CLEO-c) for a charm factory based on a
modification of the Cornell Electron Storage Ring is summarized. The prospects
for R measurements over the range 3 GeV to 7 GeV are examined in detail.
Adapted from "CLEO-c and CESR-c: A New Frontier of Weak and Strong
Interactions", the CLEO-c project description, by the CLEO Collaboration.
