II Manuscripts Department, Lilly Library Indiana University, Bloomington, Indiana Sonneborn mss. permission . 4043 Maverias is covered by copyright and may not be - quoted or reproduced without FUL BDELELPCUCS VOU UNLV es of copyright holder. LonG IsLAND BIOLOGICAL ASSOCIATION COLD SPRING HARBOR, LONG ISLAND HE BIOLOGICAL LABORATORY February 21, 1941 Dr. T. M. Sonnenborn Department of Zoology Indiana University Bloomington, Ind. Dear Sonnenborn: You told me at Philadelphia that you were interested in the plans for summer work here and that you might be able to arrange to spend the summer with us. The Laboratory will be glad to have you as a guest, and is ready to provide for your usual research facilities free of charge. We hope to have quite a group of cytologists and geneticists with us this summer. The following expect to be here: Muller, Wright, Nebel, Rhoades, MacClintock, Schultz, Carlson, Gordon, Delbruck, Charles, Stern, and probably Kimbe}{, Ephrussi and Giles. . Enclosed is a copy of the announcement of the Laboratory. I shall appreciate it if you will call to the attention of competent students the work which will be going on here this summer. If you are interested in working here during the summer, please return the enclosed questionnaire at your earliest convenience. wabeares pe nna With best wishes, Sincerely yours, (Wf ceceeres, M. DEMEREC sy MD:DK Enes.