1 finding aid(s) found containing the word(s) Hassler, F. R. (Ferdinand Rudolph), 1770-1843--Correspondence.

  1. J.N. Nicollet papers, 1797-1843

    1,500 items ; 8 containers ; 3.2 linear feet ; 1 microfilm reel. -- Manuscript Division, Library of Congress, Washington, D.C.


    Mathematician, explorer, and cartographer. Correspondence, astronomical and geographical observations, expedition diaries, maps, reports, research material, and notes relating to Nicollet’s explorations of the upper Mississippi and Missouri rivers.