He crossed to the portable desk and dipped a pen.

Any campaign desk is in a sense also a portable desk.

The portable desk has not one but many forms.

The attic of this home also had a good example of a portable desk.

"All that baggage for a portable desk and some quills?"

There is also a portable desk which is very small.

At a portable desk, a scribe wrote a letter for a patron who could not.

She left, and returned in moments with a portable desk containing everything Laura needed.

He pointed toward a large woman sitting at a portable desk, shaded by an awning.

This portable, upright desk has a drop-down front used for a writing surface.