Correspondence, diaries, and papers of Thompson Hoadley Landon (1830-1917) and his son Thomas Durland Landon (1865-1934). Several of the papers and correspondence relate to the Bordentown Military Institute of Bordentown, New Jersey of which both Thompson and Thomas were part of the senior administration for several years.

Series 1 of the collection contains the correspondence of Thompson H. Landon including correspondence with his father Seymour Landon (folder 1), a fellow pastor and friend James B. Faulks of East Orange, NJ (folders 2, 3, & 4), and others (folder 5).

Series 2 contains papers of Thompson H. Landon including returns (receipts) of certificates of 31 marriages that Thompson performed between 1878-1889 (folder 6) and programs from Wesleyan Academy where one of his sons Seymour Landon (1867-1930) attended (folder 7).

Series 3 is the correspondence of Thomas Durland Landon including correspondence with his father, Thompson Landon (folder 8), his brother, Seymour Landon (folder 9), a woman named Myrta Leontine Kenaston (c.1868-1958) (folder 10), a woman named Jessie May Anthony (folder 11), a man named "Woody" (folder 12), a man named "Will" (folder 13), and several others (folder 14). Among the letters in folder 14 are a group from someone in the French military written in French. Covers addressed to Thomas Landon with missing letters (folder 15) and letters that could have been sent to Thomas or Thompson (folder 16), but require more research for determination are also included in Series 3.

Series 4 contains diaries written by Thomas D. Landon for the years 1886 (folder 17), 1889 (folder 18), 1890 (folder 19), and 1891 (folder 20), each with daily entries. An account booklet with expenses, book lists, grocery lists, and various notes is also included (folder 21), as well as an album of cards (folder 22).

Series 5 contains papers of Thomas Landon including a roster of the Sixth Regiment of the National Guard of New Jersey for 1888 (folder 23), Landon's certificate of election to Captain of the same company in 1893 (folder 24), and other miscellaneous notes, ephemera, and clippings (folder 25).