National Steel Corp. (M.A. Hanna Co., Mgrs.)

Name	National Steel Corp. (M.A. Hanna Co., Mgrs.)
Vessel Owner For	HUMPHREY, GEORGE M.
City	Cleveland
State	OH
Country	United States
Begin Date	1954-00-00
End Date	1986-00-00
Registry	U.S.
Official Number	268564