Copy letter from William Musgrave, New College Oxford, to Francis Aston ' Being the Account Mr Leigh gives of Corne found 2 yards underground never ploughed; Tobacco - pipe Clay dissolving in water and taking out spots; A fish he takes to be a Sepia,; Another with a Bristle on it s Back; of Golden Marcosites; A MSS of Julilus Africanus in Magdelen College Library. Abstract of a letter about making Oyle of Turpentine, Purpentine, Tar, Rosin and Pitch neer Marseille. ' 17 January 1784 / 1785