Laboratory Notebooks, Vols. 1-4, 1906 January-1907 September Box 4, Folder 9 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926
Laboratory Notebooks, Vols. 5-8, 1907 September-1908 November Box 5, Folder 10 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926
Laboratory Notebook, Volume B, 1905, 1907-1908, 1924 Box 4, Folder 7 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926
Langley, Clifford: Thesis, June 1899 Box 7, Folder 60 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926Writings of Others
Leavitt, C. W., and Co., 1911-1911 Box 2, Folder 56 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Correspondence, 1890-1928General Correspondence
Lecture: Elementary Chemistry, undated Box 5, Folder 17 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926
Lecture Outline: Chemistry of Engineering Materials Review, undated Box 6, Folder 24 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926
Lecture: Radioactivity: Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926
Lecture: Radioactivity and its Bearing on Chemical Theories (BBB?), undated Box 6, Folder 23 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Writings, 1890-1926
Ledoux & Company, 1910, 1914 Box 2, Folder 57 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Correspondence, 1890-1928General Correspondence