A 6 December TWX from Headquarters Air Force to TAC notes that the two AFSWC C-130B aircraft will remain on loan to AFSWC until further notice BZ and that the personnel will remainin TDY status. A 7 December TWX from Headquarters Air Force to AFSWC states the following about the sampler aircraft situation. Based on current high level decisions which have reduced the number of events upon which sampling requirements are based, Headquarters Air Force feels that a force of 15 samplers is sufficient provided the one B57D is repaired. "Our present capability is two sampling teams consisting of two B57D’ and four B57's each, with three spare B57's. : This headquarters concurs with the requirement for gaseous modification of all B57 samplers and is proceeding with plans for thiswork ."' Here is a copy of a lengthy document by JTF8 which contains draft proposals for documents to go to the Joint Chiefs of Staff on the subject of the operation as then seen by JTF8. Of most interest are the ship and air requirements “which would be laid on the Air Force and Navy. As for air requirements they include: eight 135's threc of which would be used for sample return missions, and five of which would be required for optical and photographic measurements on the very high altitude shots. One of those five is to be the Cambridge Research Lab airéraft. cl A 7 Dec. message from the NTS to Betts gives the result s of the Tweezers Phase Two Operation which was completed on 6 Dec. BZ.

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