A manuscript journal, kept by Edgcumbe and Captain William Marsh, from 30 April 1742 to 1 June 1744, is in the Bodleian Library.
A personal record kept by Edgcumbe and Captain William Marsh during their time at the Bodleian Library, spanning from 30 April 1742 to 1 June 1744, has been preserved for future reference.