. . "Offshore oil well drilling"@en . _:bnode7authoritiessubjectssh85094384 . _:bnode7authoritiessubjectssh85094384 _:bnode8authoritiessubjectssh85094384 . _:bnode7authoritiessubjectssh85094384 . _:bnode8authoritiessubjectssh85094384 . _:bnode8authoritiessubjectssh85094384 "Offshore oil well drilling"@en . . . _:bnode13authoritiessubjectssh85094384 . _:bnode13authoritiessubjectssh85094384 . _:bnode13authoritiessubjectssh85094384 . _:bnode13authoritiessubjectssh85094384 "Oil well drilling, Submarine"@en . _:bnode13authoritiessubjectssh85094384 _:bnode18authoritiessubjectssh85094384 . _:bnode18authoritiessubjectssh85094384 _:bnode19authoritiessubjectssh85094384 . _:bnode18authoritiessubjectssh85094384 . _:bnode19authoritiessubjectssh85094384 . _:bnode19authoritiessubjectssh85094384 "Oil well drilling, Submarine"@en . . . "TN871.3" . . . . . _:bnode30authoritiessubjectssh85094384 . _:bnode30authoritiessubjectssh85094384 . _:bnode30authoritiessubjectssh85094384 . _:bnode30authoritiessubjectssh85094384 "Offshore drilling for oil"@en . _:bnode30authoritiessubjectssh85094384 _:bnode35authoritiessubjectssh85094384 . _:bnode35authoritiessubjectssh85094384 _:bnode36authoritiessubjectssh85094384 . _:bnode35authoritiessubjectssh85094384 . _:bnode36authoritiessubjectssh85094384 . _:bnode36authoritiessubjectssh85094384 "Offshore drilling for oil"@en . _:bnode39authoritiessubjectssh85094384 . _:bnode39authoritiessubjectssh85094384 . _:bnode39authoritiessubjectssh85094384 . _:bnode39authoritiessubjectssh85094384 "Offshore oil operations"@en . _:bnode39authoritiessubjectssh85094384 _:bnode44authoritiessubjectssh85094384 . _:bnode44authoritiessubjectssh85094384 _:bnode45authoritiessubjectssh85094384 . _:bnode44authoritiessubjectssh85094384 . _:bnode45authoritiessubjectssh85094384 . _:bnode45authoritiessubjectssh85094384 "Offshore oil operations"@en . _:bnode48authoritiessubjectssh85094384 . _:bnode48authoritiessubjectssh85094384 . _:bnode48authoritiessubjectssh85094384 . _:bnode48authoritiessubjectssh85094384 "Oil well drilling, Submarine"@en . _:bnode48authoritiessubjectssh85094384 _:bnode53authoritiessubjectssh85094384 . _:bnode53authoritiessubjectssh85094384 _:bnode54authoritiessubjectssh85094384 . _:bnode53authoritiessubjectssh85094384 . _:bnode54authoritiessubjectssh85094384 . _:bnode54authoritiessubjectssh85094384 "Oil well drilling, Submarine"@en . . . _:bnode59authoritiessubjectssh85094384 . _:bnode59authoritiessubjectssh85094384 . _:bnode59authoritiessubjectssh85094384 "ASTI" . _:bnode59authoritiessubjectssh85094384 "(Offshore oil well drilling)"@en . _:bnode59authoritiessubjectssh85094384 "found" . _:bnode67authoritiessubjectssh85094384 . _:bnode67authoritiessubjectssh85094384 . _:bnode67authoritiessubjectssh85094384 "LC database, Dec. 29, 1999" . _:bnode67authoritiessubjectssh85094384 "(titles: offshore drilling; offshore oil operations)"@en . _:bnode67authoritiessubjectssh85094384 "found" . _:bnode75authoritiessubjectssh85094384 . _:bnode75authoritiessubjectssh85094384 . _:bnode75authoritiessubjectssh85094384 "1999-12-29T00:00:00"^^ . _:bnode75authoritiessubjectssh85094384 "new"^^ . _:bnode75authoritiessubjectssh85094384 . _:bnode82authoritiessubjectssh85094384 . _:bnode82authoritiessubjectssh85094384 . _:bnode82authoritiessubjectssh85094384 "2000-02-25T10:55:23"^^ . _:bnode82authoritiessubjectssh85094384 "revised"^^ . _:bnode82authoritiessubjectssh85094384 .