"30th setiembre de 1897." Annotated in red ink: Approximate position of Puerto Castillo in 1858 as per award of arbitrator E.P. Alexander. Annotated in red ink: As claimed by Costa Rica, 1858. Available also through the Library of Congress Web site as a raster image.
Shows vicinity of San Juan including forts and harbor. Relief shown by contours. Depths shown by soundings. "Lit Boletin, Puerto-Rico." Mounted on cloth backing. Oriented with north to the bottom. Available also through the Library of Congress Web site as a raster image. Annotated on verso in blue crayon obscured by mounting. In pencil on card: Exhibit info: Sepulveda 29303 #5.