Dannary 6, 1952 Dear Dr. Burkholder: Tha enclosed notice was received with a forwarded parcel. Ita implications are rather alarming-~ I hope incorrect. All of our known correspondents are, of course, acquainted with our present address, but we are boundtto recelvs inquiries based on our publications from Yale OBL. These have been quite infrequent, but not, I hope any serious burden, I would appreciate it very auch 1f your staff would con- tinue ths courtesy. I will gusrantee postage where necassary, and can provide more labels if convenient. With best wishes for the new year, Sincerely, Jcshua Lederberg