Coal, iron and marble (Coal, Iron, Minerals)
Robert Seaman noted in his will made in 1816 that he had advanced money to and had 'stock' in Thomas Whitby & Co.' 'in which I was concerned.' It is not clear whether he was ever a partner.
Coal merchants of Red Lion Wharf. Robert Seaman reported he had stock in, and advance money to, the firm in his will made in 1816.