Certificates of attendance: Royal Bavarian Ludwig-Maximilian University of Munich; University of Leipzig, 1892; 1896 Box 8, Folder 10 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Subject file, 1897-1932
Certificates of membership: Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Subject file, 1897-1932
Certificates of membership: Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Folio
Chemical tables in French., undated Box 8, Folder 12 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Subject file, 1897-1932
Chemical tables in French, undated Box 9 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Folio
Chemische Gesellschaft, 1897-1897 Box 8, Folder 11 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Subject file, 1897-1932Certificates of membership:
Chemistry course requirements: brief outlines by BBB, undated Box 8, Folder 13 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Subject file, 1897-1932
Chininfabrik Braunschweig, Buchler & Co., 1911-1912 Box 1, Folder 21 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Correspondence, 1890-1928General Correspondence
Claus, P., to Yale University, 1911-1911 Box 3, Folder 103 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Correspondence, 1890-1928Correspondence of Others
Collins, W. D., Food Investigation Chemist, USDA, 1914, 1916 Box 1, Folder 22 Bookmark Collection Context Yale University -Manuscripts and Archives Bertram Borden Boltwood papers, 1890-1932Correspondence, 1890-1928General Correspondence