Map shows "Dacotah" Territory, Wyoming with extended western boundary, Indian Territory, and only one Virginia. Includes key colors and to abbreviations in Spanish and English. Inset: "Die Nordwestlichen Inselgruppen Amerikas als Anschluss an die linke obere Ecke das Hauptblatts" [The northwestern island groups in America as a connection to the upper left corner of the main sheet]. Includes key colors and to abbreviations in Spanish and English. Relief shown by hachures. Scale [1:15,000,000].

Map shows mid-nineteenth century geography, state lines, territorial lines, cities, and towns in the eastern halfofthe United States. Insets: "Karte von Oregon, Nord-Californien und Santa Fe," "Eisenbahn-Strasse von Philadelphia nach Washington," "Eisenbahn-Strasse von New York nach Philadelphia," "Lauf der Eisenbanen zwischen den Städten New York, Boston, und Albany und des Hudson Flusses von New York bis Albany," and "Eisenbahn u. Canal -Strassen von Albany nach Buffalo." Relief shown by hachures. Scale [ca.1:4,224,000].

Handwritten letter from Loewe to Mayer dated 19th of March, 1859. 1 leaf, with writing on one side.

Letter from Carl Loewe to Emilie Mayer. Content of letter on p. 1. Address and postmark on p. 2.