The Benjamin Crowninshield Family Papers include the shipping, business, and personal papers of Benjamin Crowninshield, his son Benjamin, Jr., and a series of other descendants of Jacob and Hannah Crowninshield. The bulk of the collection is made up of the writings of Benjamin Crowninshield, Jr, along with material related to the naval careers of Jacob Crowninshield (1799-1849) and his son, William Wallach Crowninshield (1823-1874).