October 10? Monday – Sam wrote to Ainsworth R. Spofford, on his “Fortifications of Paris” map which ran in the Buffalo Express Sat. Sept. 17:

Mr. Spofford, could I get you to preserve this work of art among the geographical treasures of the Congressional Library?

Yrs Truly

Mark Twain.

Note: see MTPO’s explanatory note 2 from SLC’s of 9 Oct 1870 to Redpath