Incoming letters to Hugh Lang, mainly from his plantation manager, William Peebles, and various merchants, relating to the management of his estates in St. Croix in the Danish West Indies. Topics include the production of sugar, rum and molasses; the effects of the weather on production; shipments and sales of sugar, rum and molasses; sugar, rum and molasses prices and state of the markets; shortage of labourers; the provision of supplies to the estates; the valuation and sale of the Estate William. There are also some letters from family members including Ann Beckett of St. Croix (Lang's daughter); George Zachariae of Copenhagen (Lang's son-in-law); and Alexander and Lizzie Eckford, of India (Lizzie Eckford is Lang's niece).