10. No decision need, therefore, be made yet in the case of official histories with the possible exception of the preliminary histories due for publication some time in 1949/50. We recommend that these should still be published subject. to vetting by Departments. Combined Chiefs of Staff papers 11. We have recently been approached by the Americans asking for our agreement to downgrade to unclassified a large number of Combined Chiefs of Staff papers dealing with the war period. The objections to public scrutiny of these papers are, we consider, similar to those in the case of despatches.