MIL-STD-2500B (NOTICE 1), DEPARTMENT OF DEFENSE INTERFACE STANDARD: NATIONAL IMAGERY TRANSMISSION FORMAT (VERSION 2.1) FOR THE NATIONAL IMAGERY TRANSMISSION FORMAT STANDARD (NIFTS) (02 AUG 1998)., THE FOLLOWING PAGES OF MIL-STD-2500B HAVE BEEN REVISED AND SUPERSEDETHE PAGES LISTED: