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\F2\CSTANFORD ARTIFICIAL INTELLIGENCE LABORATORY
\CDEPARTMENT OF COMPUTER SCIENCE
\CSTANFORD UNIVERSITY
\CSTANFORD, CALIFORNIA 94305
\F0





						

							August 23, 1974



Dr. Ted Friedman
Dr. Lance Hoffman
Department of Computer Science
University of California
Berkeley, California 94720


Dear Ted and Lance:

\J	Here is a draft of a letter to the ACM grumbling about your cipher.
Since I don't have the time to become an expert in this field, I hope you will
tell me if there is any gross error.\.



							Best regards,



							John McCarthy
							Director, Artificial Intelligence Laboratory
							Professor of Computer Science



Enclosure