At his death, Youmans left behind a large quantity of unpublished material.

It states that in some circumstances writers can make "fair use" of unpublished material.

We two Senators did not want to open the gates to the wholesale use of unpublished materials.

It is not clear whether the six scholars will be given access to unpublished material.

Smith left behind many notes and some unpublished material, but gave instructions to destroy anything that was not fit for publication.

Government Departments hold unpublished material for a period of thirty years.

So between now and 2014, expect a new volume of David Case literature with unpublished material.

In support of this, much of the unpublished material has been released for the fans.

"The law has been quite hazy on this, although it was generally thought you could not make fair use of such unpublished material," she said.

The blurred margin between published and unpublished materials affects all of our work.