BROOKHAVEN NATIONAL LABORATORY ASSOCIATED UNIVERSITIES, INC. UPTON, L.I.. N.Y. REFER: TEL. YAPHANK 44-6262 DEPARTMENT OF BIOLOGY April 26, 1963. Mr. Larry Okun Dept. of Genetics, Stanford University,School of Medicine, Palo Alto, California. Dear Mr, Okum: At the suggestion of Prof. Lederberg I am inviting you to attend the conference of interested bacterial geneticists to be held at Cold Spring Harbor on June llth and 12th, during the Symposium (June 7-13), The purpose of the meeting will be to go over the enclosed draft of the "Proposal for uniform nomenclature in bacterial genetics" and to prepare it for publication, I would like you to discuss briefly requirenents of a system of nomenclature so it could be effectively used in writing programs for IBM computers, I am asking Dr. H. BE. Umbarger, director pro tem of the Biological Laboratory to extend the invitation to you to attend the Symposium. Funds are available for travel expenses (tourist class jet, and $12.00 per diem during the travel and the conference, calculated to the nearest 4 day). Regarding the advance and reimbursement you should communicate directly with the treasurer of the Genetics Society of America, Prof, Bdward Novitski (Biology Department, University of Oregon, Bugene, Oregon), Transportation ticket receipt should be enclosed with the account of expenses. Sincerely yours, M, Demerec, MD/ar cc: Dr, Lederberg De. Novitski