9. Mehters were sarsmbled on four occasions, all in February, te identify alr contacts that conld not be readily identified ae friendly, Im each case the unidentified aircraft was on a preseribed Tiight path, Bot ne flight plea inforuation was available at the time of seromble. ‘Tve on the prescribed alr route from Eniwetek te Hawaii fated before interespt could Be made. almost imaciiately after the scramble. One was identified as frientiy ne vas intercepted and proved te be a VP.29 aireraft on patrel. Af 10, YR.29, with ite 12 Pay-6 patrol alroraft, ws deployed to Kvejalein for a dual aiecton, as the Pacific ready duty mining squedFon, and as part of the CASTLE security forces, Unter thie arrange- ment CTS 7.3 was to have eperational control of 6 of the streraft at -@ll times, and ef all 12 during the 48 hours preceding CASTLE ehote, The 6 aireraft tine freed from CISELY periodically ware to train at Guan for their mining migsien, Thie ws done until sRi¥o when intensified GASTLE duties placed upon the squadron precluded coxtinuation of the treining at Guan. 11. VPu29%s primary cigssion fm CASTLE was to conduet search and anti-eubmarine patrols in the Exivetok/Bikint Danger Area to detect and assist in denying entry te any unanthori sed vessels or aircraft. Adged te thie nigeion, and supplanting it te some extent in relative importance after BRAYO, was the ene to confuat recomnaicsanse flights te detect shipping in expected cr actual radieagtive fallout arcas Curing shot parieds and warn it out of danger. APWL/Ho