CREATE TABLE table_68102 ("Election" TEXT, "1st Member" TEXT, "1st Party" TEXT, "2nd Member" TEXT, "2nd Party" TEXT)

what election year has 2nd party conservative with 2nd member henry wyndham and 1st member walter barttelot?
SELECT "Election" FROM table_68102 WHERE "2nd Party" = 'conservative' AND "2nd Member" = 'henry wyndham' AND "1st Member" = 'walter barttelot'
SELECT "Election" FROM "table_68102" WHERE "1st Member" = 'walter barttelot' AND "2nd Member" = 'henry wyndham' AND "2nd Party" = 'conservative'