USC&GS A. D. Bache (1871–1900), the second steamer of the U.S. Coast and Geodetic Survey, was named for the former superintendent Alexander Dallas Bache and launched August 1871 at Wilmington, Delaware.
USC&GS A. D. Bache (1871–1900), the second steamer of the U.S. Coast and Geodetic Survey, was named for the former superintendent Alexander Dallas Bache and launched August 1871 at Wilmington, Delaware. (en)