Contract #W-7405-eng-26 OAK RIDGE NATIONAL LABORATORY OPERATED BY CARBIDE AND CARBON CHEMICALS DIVISION UNION CARBIDE AND CARBON CORPORATION tia POST OFFICE BOX P OAK RIDGE, TENNESSEE January 5, 1950 Dr. Joshua Lederberg The University of Wisconsin Department of Genetics Madison 6, Wisconsin Dear Dr. Lederberg: I am very glad that you can be with us on Thursday, February 16. We would like very much for you to arrive here so that you could give us the seminar at 3:30 P.M. on Thursday afternoon. Please save all receipts for this trip since you will need them for reimbursement of expenses. Will you also please let us know as soon as you have made reserva- tions the time you will arrive in Knoxville and we will have a car pick you up and bring you to Oak Ridge. Room reservations will be made at our Guest House. It will be greatly appreciated if you will send us the title of your seminar as soon as possible, We are looking forward to your visit here, Sincerely yours, heat Wl 2 Alexander Hollaender,