Subseries consists of drafts of letters and documents, notes, and supporting material, as well as final declarations, petitions, and memorials regarding sealing claims. Draft documents include petitions and memorials to various Canadian and British government officials and representatives. The draft letters are addressed to many of the same Canadian government officials, representatives, and others found in the Correspondence series. Supporting material includes incoming correspondence, newspaper clippings, and other related documents. There is no discernible order to the material.