CREATE TABLE table_23281 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

What district did George Miller belong to?
SELECT "District" FROM table_23281 WHERE "Incumbent" = 'George Miller'
SELECT "District" FROM "table_23281" WHERE "Incumbent" = 'George Miller'