Page:U.S. Government Printing Office Style Manual 2008.djvu/229

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Punctuation
213

8.111.

After abbreviations, unless otherwise specified. (See Chapter 9, "Abbreviations and Letter Symbols.")

Apr.
RR.
fig.
Ph.D.
NE. (Northeast)
SSE. (South-Southeast)
but
m (meter)
kc (kilocycle)
NY (New York)
8.112.

After legends and explanatory matter beneath illustrations. Legends without descriptive language do not receive periods.

Figure 1.—Schematic drawing.
Figure 1.—Continued.

but Figure 1 (without legend, no period)

8.113.

After Article 1, Section 1, etc., at the beginning of paragraphs.

A center period is sometimes used—

8.114.

To indicate multiplication. (Use of a multiplication sign is preferable.)

a·b
a×b

The period is omitted—

8.115.

After—

Lines in title pages
Center, side, and running heads; but is not omitted after run-in sideheads
Continued lines
Boxheads of tables
Scientific, chemical, or other symbols
This rule does not apply to abbreviation periods.
8.116.

After a quotation mark that is preceded by a period.

She said: "I believe the time is now or never."

8.117.
After letters used as names without specific designation.
Officer B, Subject A, Brand X, etc.
A said to B that all is well.
Mr. A told Mr. B that the case was closed.
Mr. X (for unknown or censored name).