It was written in the form of an open letter.
Katherine had an open letter in her hand and was reading it through for the second time.
He left an open letter at the door of the church.
He came slowly across to me, an open letter in his hand.
He came out to us with an open letter in his hand.
By August 2006, the government still had not responded to the open letter.
He looked rather serious, and held an open letter in his hand.
He later wrote about his experiences in an open letter.
In 1941, he wrote an open letter to seven actors.
In his hands was an envelope and an open letter.