The archive collection at Inveraray Castle records the lives and activities of the earls and dukes and their families, their involvement in political and historical events, and the management of their extensive estates in Argyll and across Scotland. His Grace the Duke of Argyll is happy to make his archive available to visitors and researchers from all over the world, who are interested in the history of his family or investigating family and local history, Gaelic and Celtic studies, military, political, economic and social history, agriculture and industry, architecture and more.