Honorary Degree of Ph. D. from Washington and Jefferson College, 1888-1888 Box 115, Folder 114 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
Hon. Trenmore Coffin Box 35, Folder 230 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
Hosp, William W., Aerial Tramp, Aerial Sales Service, (8), 1920-1922, undated Box 4, Folder 157 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
Hottenroth, Adolph C., (5), 1921 May, Jul, August Box 4, Folder 158 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
Housatonic Lecture Club Box 90, Folder 47 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
Housh, G. W., Dearborn Observatory, (2), 1893-1893 Box 4, Folder 159 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
"How Eclipses are Predicted," Technical World Magazine, 1905 September Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
Howells, W. D. Box 115A, Folder 127 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
Howe, William DeLancey, (7), 1915, 1921 Box 5, Folder 160 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…
"How Man's Messenger Outran the Moon," Century Illustrated Magazine, 1889 August Box 79, Folder 108 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939…