see http://www.britishlistedbuildings.co.uk/en-427825-barn-to-the-north-of-fristling-hall-stoc see http://www.britishlistedbuildings.co.uk/en-495944-the-granary-at-fristling-hall-stock see http://www.stock.org.uk/farming/Chapter_2_Fristling_Hall_Farm.pdf