Name the incumbent for jacob spangler (dr) 67.1% jacob hay (f) 32.9%
CREATE TABLE "table1_2668347_17" (
  "district" text,
  "incumbent" text,
  "party" text,
  "first_elected" real,
  "result" text,
  "candidates" text
);
SELECT "incumbent" FROM "table1_2668347_17" WHERE "candidates"='Jacob Spangler (DR) 67.1% Jacob Hay (F) 32.9%';