Page:U.S. Government Printing Office Style Manual 2008.djvu/217

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Punctuation
201

8.40.

To set off parenthetic words, phrases, or clauses.

Mr. Jefferson, who was then Secretary of State, favored the location of the National Capital at Washington.
It must he remembered, however, that the Government had no guarantee.
It is obvious, therefore, that this office cannot function.
The atom bomb, which was developed at the Manhattan project, was first used in World War II.
Their high morale might, he suggested, have caused them to put success of the team above the reputation of the college.
The restriction is laid down in title IX, chapter 8, section 15, of the code.

but The man who fell [restrictive clause] broke his hack.

The dam that gave way [restrictive clause] was poorly constructed.
He therefore gave up the search.
8.41.

To set off words or phrases in apposition or in contrast.

Mr. Green, the lawyer, spoke for the defense.
Mr. Jones, attorney for the plaintiff, signed the petition.
Mr. Smith, not Mr. Black, was elected.
James Roosevelt, Democrat, of California.
Jean's sister, Joyce, was the eldest. (Jean had one sister.)

but Jonathan's brother Moses Taylor was appointed. (Jonathan had more than one brother.)

8.42.

After each member within a series of three or more words, phrases, letters, or figures used with and, or, or nor.

red, white, and blue
horses, mules, and cattle; but horses and mules and cattle
by the bolt, by the yard, or in remnants
a, b, and c
neither snow, rain, nor heat
2 days, 3 hours, and 4 minutes (series); but 70 years 11 months 6 days (age)
8.43.

Before the conjunction in a compound sentence containing two or more independent clauses, each of which could have been written as a simple sentence.

Fish, mollusks, and crustaceans were plentiful in the lakes, and turtles frequented the shores.
The boy went home alone, and his sister remained with the crowd.