“ That purpose would be frustrated if a duty to investigate further could be grounded solely upon the alleged inadequacy of a reply clearly satisfying the statutory investigation requirements. In limiting the inquiry duty to any one of several offices, Congress must necessarily have contemplated that the records of one office only would be checked. ”

“ Petitioner, a finance company which had accepted an assignment of a conditional sales contract when the automobile was purchased, sought remission of the forfeiture to the extent of its interest under 18 U.S.C. § 3617, 18 U.S.C.A. § 3617. That section provides that in a forfeiture proceeding the District Court 'shall have exclusive jurisdiction to remit' the forfeiture, but that the court 'shall not allow' remission unless the finance company (1) acquired its interest in good faith; (2) had no reason to believe that the automobile would be used in violation of the liquor laws ”