Box 1 Folder 6
To Adlerberg, A. V. and E. N. (uncle and aunt), 1871-1882
Box 1 Folder 7
To Belosel'skaia-Belozerskaia, N. D. (sister), 1876-1881
Box 1 Folder 8
To Skobeleva, O. N. (mother), 1876
Box 1 Folder 9
Golovkina, E. A., 1881-1882
Box 1 Folder 10
Kaufman, K. P., 1877
Box 3 Folder 11
Kotsebu, P. E., 1881-1882
To Maslov, I. I., 1880-1882, undated
Correspondence with various people, 1874-1882, undated