The phrase "and a cordon of" is correct and usable in written English.
It can be used to describe a barrier or a line of people or objects that encircle or protect an area, often in contexts related to security or crowd control.
Example: "The event was secured by police officers and a cordon of volunteers to ensure safety for all attendees."
Alternatives: "and a line of" or "and a barrier of".
There are several chime bells dangling in the porch of his house, and a cordon of wooden Nutcracker dolls standing guard by the front door.
In 2006, he was sentenced to 51 months in jail on what supporters say were trumped-up charges; upon his release, he and his family were confined to their home, watched day and night by surveillance cameras and a cordon of men.
On Monday and Tuesday, a cordon of officers in body armor walked in front of the students -- some as young as 4 -- and drew nightsticks as they chased Protestants back through the front yards of private houses.
Here, guarded by giant spruces and firs and surrounded by a cordon of lush Belgian farming country, is the final resting place of more than 500 German and British Commonwealth troops, many unknown.
He said that every single school in America needed a "deployed protection program" and should erect a "cordon of protection around our kids right now".
As you leave behind high school to redefine and even reinvent yourself as adult, you need exposure to an array of different ideas, backgrounds and perspectives — not a cordon of clones.
The British Army and Royal Ulster Constabulary immediately activated a contingency plan and by 4 25 pm a cordon of vehicle check points were in place around the prison, and others were later in place in strategic positions across Northern Ireland, resulting in the recapture of one prisoner at 11 00 pm.
The killing began around 10 30 a.m. and was over in minutes, witnesses said, but the ordeal lasted up to three hours for those trapped inside the American Civic Association as heavily armed police officers, sheriff's deputies and state troopers threw up a cordon of firepower outside and waited in a silence of uncertainty.
As spectators waited at Battery Park, police and Fire Department boats formed a cordon of blinking lights.
But when he was released from prison in September 2010, Mr. Chen again found himself and his family sealed inside their village home, this time surrounded by a cordon of fences and security equipment and a contingent of guards around the clock.
Beyoncé Knowles arrived two hours late and spent the evening behind a cordon of bodyguards.
