Each classified item should be conspiciously marked with its classification level. These
markings may be handwritten, typed or stamped on the item. The classification level may be engraved,
labelled, tagged, or otherwise afixed to an item. In addition to the classification level, items may
bear additional markings, such as NOFORN, COMSIC, ATOMAL, NATO, WNINTEL, RESTRICTED DATA, COMSEC.
The classification level of properly marked documents will appear on the front and back covers,
at the top and bottom of title pages, at the top and bottom of any page that contains classified
information, and in abbreviated form, such as (C), (S), and (TS) at the beginning of individual
paragraphs, following titles, and next to captions where classified information is present.
Recording media, such as CDs, DVDs, VCR tapes, film rolls, etc., usually are marked directly with
the item's classification level. Cases and containers may be marked as well.
The classification level of equipment usually appears on tags or labels, or is painted, engraved, or
otherwise permanently marked on the item.
Follow these links to images actual classified documents that have been declassified and provided here