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EXT RD

EXT RD
ScnTech
Exteriorization Rundown. (HCOB 12 Apr 71, C/S Series 35, Exteriorization Errors) (NOTE: The above HCOB has since been revised to HCOB 16 Dec 71RA, Revised 19 Sept 74, C/S Series 35RA Interiorization Errors. All references to Ext RD in the former HCOB have been changed to Int RD in the latter HCOB. )