Mars: pamphlets, newspaper clippings, 1877-1927, undated Box 18, Folder 76 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Scientific Subjects and Exhibitions, 1878-1939
Mars, Percival Lowell, 1907-1907 Box 114, Folder 108 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Personal and Financial, 1862-1939Biographical:
Mars, scrap notes, n. d. Box 17, Folder 59 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Scientific Subjects and Exhibitions, 1878-1939
Mars Signals, 1924 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Scientific Subjects and Exhibitions, 1878-1939
Mars Signals: newspaper reports, 1909, circa 1900?—28 June 1909 Box 66, Folder 489 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Scientific Subjects and Exhibitions, 1878-1939Eclipse of 31 Aug 1932, Portland, Maine
Mason, William A. (MLT relative - grandson of MWF Wilder's sister), (1), 1911 November 26 Box 11, Folder 385 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Correspondence, PRE-1922 (1878-1922)Family Correspondence
Massachusetts: Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Teaching and Lecturing, 1881-1927
Material on Panama Canal Box 56, Folder 417 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Scientific Subjects and Exhibitions, 1878-1939Opposition of Mars, 1907, Chile
Material on sodium nitrate Box 56, Folder 418 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Scientific Subjects and Exhibitions, 1878-1939Opposition of Mars, 1907, Chile
Maw, William H., (4), 1900 Aug, Oct, November Box 6, Folder 200 Bookmark Collection Context Yale University -Manuscripts and Archives David Peck Todd papers, 1862-1939Correspondence, PRE-1922 (1878-1922)General Correspondence