Abstract Material relating to Holmes' partnership with George Randall and John C. Haskell in the dredging firm of Randall, Haskell, and Holmes of New Bedford, Mass. Includes correspondence relating to partnership arrangements, the patent for operations, boat building, contracts, financial matters, daily operation of the dredging boats, patent difficulties, and outfitting. Also includes accounting records of the firm, including checks, bills, accounts, account books, ledgers, logbooks, daybooks,...