A volume containing pen and wash plans and drawings under the title 'History of the British Camps Tomens Cromlechs and Meini Hirion in the district of Lleyn and Eifionydd'. Facing the title is a 'Map showing the Sites of the British Camps Tomens & Cromlechs in the districts of Lleyn and Eifionydd' but there is no key to the numbers on the map. Some of the captions towards the end of the volume are in the autograph of John Jones ('Myrddin Fardd'). There are one or two inserts, etc.