He usually publishes the result of his studies on the Quarterly Journal of Applied Mathematics and Mechanics (http://www3.oup.co.uk/qjmamj/)
... Ives, Cornwall Penlee House, Penzance[?] Tate St. Ives[?] Cumbria Abbot Hall Art Gallery[?], Kendal[?] Beatrix Potter Gallery[?], Hawkshead[?] Cumberland Pencil ...