Preliminary chart of Charleston Harbor and its approaches / nautical chart

Relief shown by hachures. Depths shown by contours and soundings.
In upper right margin: Plate 1
In lower right margin: Lith. of J. Bien.
Available also through the Library of Congress Web site as a raster image.
Includes ms. letter, signed by Gen. S.W. Crawford, a Union officer at Fort Sumter, dated July 10, 1869
Copy imperfect: Map edges torn
Control no.: 99-28