Letter from J.F. Kemp to B.J. Harrington, written from New York.
Letter from C. Kirchhoff to B.J. Harrington, written from New York.
Letter from George Iles to B.J. Harrington, written from New York.
Letter from R.W Raymond to B.J. Harrington, written from New York.
Letter from George F. Kurz to B.J. Harrington, written from New York.
Letter from S. Braeunlich of the Scientific Publishing Company to B.J. Harrington, written from New York. Letter regarding a French edition of Dr. Hunt's Systematic Mineralogy.
Typewritten letter from Thos. Egleston to B.J. Harrington, written from New York.
Advertising postcard from F. Kaldenberg Co. to B.J. Harrington offering specimens of amber with antedeluvian insects.
Letter from R.W. Raymond to B.J. Harrington, written from New York.
Letter from J. & H. Berge to B.J. Harrington, written from New York.