Sound recording of baby gorilla vocalization, 1950-1950 Box 178, Folder 2691 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Personal Papers, 1822-1965Oversize
Southard, Elmer Ernest (*), 1912-1921 Box 44, Folder 859-860 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Professional Correspondence, 1898-1982
Spaeth, Edith T. (*), 1925-1927 Box 44, Folder 861 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Professional Correspondence, 1898-1982
Spangler, Ralph H. (*), 1905-1956 Box 44, Folder 862 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Professional Correspondence, 1898-1982
Sparks, Richard D. (*), 1925-1938 Box 44, Folder 863-864 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Professional Correspondence, 1898-1982
Sparks, Richard D., 1950-1954 Box 68, Folder 1285 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Subject Files, 1893-1967Gorilla Studies
Specifications for animal cages, 1931-1931 Box 103, Folder 1947-1948 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Subject Files, 1893-1967Yale UniversityInstitute of Human RelationsConstruction plans for Laboratories of Comparative Psychobiology
Specifications for lab furniture, 1930-1931 Box 103, Folder 1945-1946 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Subject Files, 1893-1967Yale UniversityInstitute of Human RelationsConstruction plans for Laboratories of Comparative Psychobiology
Speidel, George: Washington Park Zoological Gardens, Milwaukee, 1950-1955 Box 68, Folder 1286 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Subject Files, 1893-1967Gorilla Studies
Spence, Kenneth W. (*), 1929-1933 Box 44, Folder 865-866 Bookmark Collection Context Yale University -Manuscripts and Archives Robert Mearns Yerkes papers, 1822-1985Professional Correspondence, 1898-1982