http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
SHIPBUILDING and repairing: Concrete ships 1940/06-1942/05
Reproduction of: SHIPBUILDING and repairing: Concrete ships Jun 1940 - May 1942.
SHIPBUILDING and repairing: Concrete ships