[ TO HENRY O'CONNER, MUSCATINE, IOWA. ][ AFTER THE DEMOCRATIC VICTORY OF BUCHANAN ][ TO Dr. R. BOAL. ][ 1857 ][ RESPONSE TO A DOUGLAS SPEECH ][ TO WILLIAM GRIMES. ][ ARGUMENT IN THE ROCK ISLAND BRIDGE CASE. ][ TO JESSE K. DUBOIS. ][ TO JOSEPH GILLESPIE. ][ TO J. GILLESPIE. ]