"United States" . . "Gladwin County (Mich.)" . . "Saginaw (Mich.)" . . . . "Flint & Holly Railroad Company." . . "Ludington (Mich.)" . . . . . . "Fifty-two diaries noting personal matters, surveying and construction of railroads, topography and flora of central Michigan, with a few comments on political affairs; and thirty volumes of personal account books and notebooks."@en . . . "Diaries"@en . . . . . "History"@en . . . . . . . . . . . . . "William Barnard Sears papers"@en . . . . . . . . . . "Flint (Mich.)" . . "Flint & Pere Marquette Railroad Company." . .