Lazarow, Arnold, undated Box 2 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Correspondence, 1945-1966
Lebovitz, Harold, undated Box 3 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
Lecture Notes, undated Box 7 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Miscellaneous Items, 1943-1975, undated
Lerner, Aaron B., undated Box 2 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Correspondence, 1945-1966
Letters of Condolence to Mrs. Frank L. Engel, undated Box 8 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Reprints, 1934-1966
Letter to Dr. Eugene Stead, undated Box 7 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Miscellaneous Items, 1943-1975, undated
Letter to Mrs. Mildren Engel from Dr. Edward Orgain Explaining the Medical Procedures Used to Try Treating Dr. Frank Engel's Heart Attack, undated Box 7 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Miscellaneous Items, 1943-1975, undated
Li, C.H. & Geschwind, I.I., undated Box 2 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Correspondence, 1945-1966
Liddle, Grant W. (Vanderbilt Trip), undated Box 2 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Correspondence, 1945-1966
Lilly Research Labs (Eli Lilly), undated Box 6 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Pharmaceutical Correspondence, 1947-1963
Lister, Leonard M., 1955 Box 5 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
Long, C.N.H., undated Box 2 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Correspondence, 1945-1966
Lopez, Enrique, 1957-1958 Box 5 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
Luft, Rolf, undated Box 1 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Correspondence, 1945-1966
Lusk, Walter, 1957-1958 Box 3 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
Lynn, William, 1951-1952 Box 3 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
Marler, George Eric, 1961 Box 3 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
Marshall, Norman B., 1956-1959 Box 5 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
Martin, Dr. Daniel J. , Accepted, 1963-1964 Box 3 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Division of Endocrinology, 1947-1964
McPherson, Harry T., 1954 Box 2 Bookmark Collection Context Frank Libman Engel Papers, 1934-1990Correspondence, 1945-1966