Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_68102 ( "Election" text, "1st Member" text, "1st Party" text, "2nd Member" text, "2nd Party" text )

### Question ###
what election year has 2nd party conservative with 2nd member henry wyndham and 1st member walter barttelot?

### Accurate SQL ###

SELECT "Election" FROM table_68102 WHERE "2nd Party" = 'conservative' AND "2nd Member" = 'henry wyndham' AND "1st Member" = 'walter barttelot'