Whoever willfully secretes, mutilates, obliterates, or destroys—
((a)) any records of a war contractor relating to the negotiation, award, performance, payment, interim financing, cancellation or other termination, or settlement of a war contract of $25,000 or more; or
((b)) any records of a war contractor or purchaser relating to any disposition of termination inventory in which the consideration received by any war contractor or any government agency is $5,000 or more,