Table: election_polls_1970
Columns: party
marplan
gallup
national_opinion_polls_nop
opinion_research_centre_opc
harris

Question: What is the percentage of the Labour Party on the Harris Poll
SQL: SELECT "harris" FROM election_polls_1970 WHERE "party" = 'Labour'

Question: On all other parties the National option polls are at 1.3% where as the opinion research pole is at what percentage? 
SQL: SELECT "opinion_research_centre_opc" FROM election_polls_1970 WHERE "national_opinion_polls_nop" = '1.3%'