H.O. pub.

＜図書＞
H.O. pub.

データ種別	図書
出版情報	Washington, D.C. : U. S. Navy Hydrographic Office
本文言語	Undetermined〔言語名不明〕


1	No. 603 Practical methods for observing and forecasting ocean waves : by means of wave spectra and statistics / by Willard J. Pierson, Gerhard Neumann & Richard W. James Washington : The Hydrographic Office , 1955
2	no. 9 American practical navigator : an epitome of navigation and nautical astronomy / originally by Nathaniel Bowditch [Washington, D.C.] : U.S. Navy Hydrographic Office , 1931