Start at the Metro stop Sully-Morand and walk across the Pont de Sully or at Metro Pont-Marie and walk across the Pont-Marie onto the Ile Saint Louis, the smaller of the two islands that are located in the Seine.  You'll find yourself on the beautiful Quai d'Anjou, which is pictured on the home page.
 
 

In 1923, they published Pound's own work of poetry Indiscretions.  Later titles included Ford Madox Ford's Women and Men and a small number of copies of Hemingway's In Our Time.

Just a few houses away, at 37, quai d'Anjou,  John DosPassos  rented a room in 1921:
 
 

Turn left down the rue des Deux Ponts that cuts the island in two.  Turn right when you reach the Seine.  At 10, quai d'Orleans, James Jones  lived with his family from 1958 to 1975.  He wrote several books while living there, the most important being The Thin Red Line.