Later years After the expedition, Joseph Billings remained with the Imperial Russian Navy. He was transferred to the Black Sea Fleet at his request. From 1797 to 1798, he conducted a hydrographical survey of the Black Sea. He subsequently published an atlas of this work. In November 1799, he retired and settled in Moscow.
later years after the expedition joseph billings remained with the imperial russian navy he was transferred to the black sea fleet at his request from 1797 to 1798 he conducted a hydrographical survey of the black sea he subsequently published an atlas of this work in november 1799 he retired and settled in moscow