Lonergan & Thiel2017-10-192017-10-191875-11-25https://hdl.handle.net/1813/53170Lonergan & Thiel, American Detective ServiceThe original of this document is in the Stevens Family Papers, #1210, at the Division of Rare and Manuscript Collections, Cornell University Library, Ithaca, New York 14853.en-USRailroadSt. Louis, MissouriLetter to Robert S. Stevens from Lonergan & Thiel, dated 1875-11-25 (from 1875 Book of Letters to R.S.S.)correspondence