14 C.F.R. § 1214.606 Postflight disposition.
Title 14 - Aeronautics and Space
The Associate Director, Johnson Space Center, will: (a) Receive and inventory all items flown in the OFK and PPK's following each Shuttle flight. (b) Return the contents of the PPK's to the persons who submitted them. (c) Return all other flown items to the submitting organizations with an appropriate letter of certification. (d) Retain and secure mementos flown by the Agency for future use.
Title 14: Aeronautics and Space
PART 1214—SPACE FLIGHT
Subpart 1214.6—Mementos Aboard Space Shuttle Flights
§ 1214.606 Postflight disposition.