CREATE TABLE table_78257 ("Years" CLOB, "Supervisor" CLOB, "Clerk" CLOB, "Treasurer" CLOB, "Highway Commissioners" CLOB)

When Treasurer was treasurer, who was the highway commissioner?
SELECT "Highway Commissioners" FROM table_78257 WHERE "Treasurer" = 'treasurer'
SELECT "Highway Commissioners" FROM "table_78257" WHERE "Treasurer" = 'treasurer'