([Hydrographic Office. Publication 21.]) * For Sale by Superintendent of Documents. $1.75
Notes:
NOTE.—The Bureau of Navigation of the Navy Department has issued 5 editions of this document, the 1st in 1868 and the 5th in 1882. The 6th edition, 1899, was authorized by act of Congress approved Mar. 3, 1897; it will not be sent to designated depositories, no provision having been made therefor.