Which Format has a Label of eagle records, and a Catalogue number(s) of edgcd391?
CREATE TABLE "release_history" (
  "country" text,
  "date" text,
  "label" text,
  "format" text,
  "catalogue_number_s" text
);
SELECT "format" FROM "release_history" WHERE "label"='eagle records' AND "catalogue_number_s"='edgcd391';