NAVAIR INSTRUCTION 4120.11 From: Commander, Naval Air ...

NAVAIRINST 4120.11
equipment is incapable of producing a vertical line,
another symbol may be used as specified by the acquiring
activity (for example, a number sign "#;" plus sign "+;"
black circle; black square; the letters "C," "R," or "X").
d. When tables are updated or added, the revision bar should
also be placed to the left of the table title.
e. Revision symbols from a previous revision should be deleted
when a frame is subsequently updated. Symbols should show
current updates only.
d. Revision symbols are not required for correction of minor
inaccuracies, such as spelling, punctuation, relocation of
material, renumbering, etc., unless such correction changes
the meaning of the information.
e. A revision symbol such as a "C" should be included for each
revised work package in the list of contents.
f. A revision symbol such as a "C" should appear with the work
package title in the title bar area.
A.4.13 Revision symbols for illustrations. Unless specified
otherwise by the acquiring activity, a miniature pointing hand
should be used for illustrations (other than diagrams and
schematics) to highlight the area containing the revised
information.
a. Revisions confined to the same general area should be
indicated only once on the illustration.
b. A vertical line next to revised callouts on illustrations
may be used in lieu of a pointing hand.
c. A vertical line next to revised material may be used on a
chart or graph.
d. As specified by the acquiring activity, screens (shading),
screened (shaded) boxes, or miniature pointing hands should
be used to highlight updated areas of diagrams and
schematics.
e. When a figure has a figure title, a vertical line should be
placed to the left of the figure number title.
A.4.14 Style guidelines. Style guidelines refer to the following
categories: The nature of the language structure, vocabulary,
and criteria governing technical terminology, numbers, and
abbreviations. The presentation related aspects of text,
graphics, and audio information.
A.4.15 Format guidelines.
43 Enclosure (4)