. . "University of Pittsburgh. University Library System. Digital Research Library." . . "Ohio River Valley" . . . . "The Washington-Crawford letters being the correspondence between George Washington and William Crawford, from 1767 to 1781, concerning western lands"@en . . "Records and correspondence"@en . "Records and correspondence" . . . . . "Sources"@en . "Sources" . . . . . . . "The Washington-Crawford letters : being the correspondence between George Washington and William Crawford, from 1767 to 1781, concerning western lands"@en . "The Washington-Crawford letters : being the correspondence between George Washington and William Crawford, from 1767 to 1781, concerning western lands" . . . "History"@en . "History" . "The Washington-Crawford letters. Being the correspondence between George Washington and William Crawford, from 1767 to 1781, concerning western lands" . . "The Washington-Crawford letters Being the correspondence between George Washington and William Crawford, from 1767 to 1781, concerning western lands"@en . . . . .