Showing Records: 1 - 2 of 2
Letter from A. M. Pappenheimer, Jr., University of Pennsylvania School of Medicine to Michael Heidelberger
Digital Record
Identifier: 101584940X207
Dates:
23 October 1940
Letter from Michael Heidelberger to A. M. Pappenheimer, Jr., University of Pennsylvania School of Medicine
Digital Record
Identifier: 101584940X208
Dates:
31 October 1940