The two men stood on the porch of Hinshaw's field headquarters.

The Force has set its field headquarters up just beyond our walls.

But after being transported up the line to a field headquarters, things had taken a sharp turn for the worse.

In our Watch anyone who knew the location of a field headquarters could enter it.

If we had a field headquarters, then one of the Dark Ones was sitting in it right now.

However temporary field headquarters were to be formed at the time requirement arose.

So he went to their field headquarters near Leicester and was relieved to find his friends were all well.

A field headquarters had been set up in the ground floor.

It could also serve as a field headquarters for the scientists if, and when, any of them should arrive.

"We'll want to be out at our field headquarters early."