Correspondence, memoranda, reports, financial records, studies, conference proceedings, and printed matter, relating to Anglo-Polish relations, especially relations between Great Britain and the Polish government-in-exile in London during World War II; Anglo-Polish trade; Polish foreign policy and participation in the League of Nations during the interwar period; conditions in Poland during World War II; and wartime activities of the Polish government-in-exile.

A digital copy of this entire collection is available on the Polish National Digital Archives website at Ambasada Polski w Wielkiej Brytanii.