"The influence of German and European philology may be seen in the genealogical lines of early American Sanskrit which crossed and re-crossed the Atlantic: Edward Salisbury studied with Bopp in Berlin, Lassen in Bonn and de Sacy and Burnouf in Paris; Salisbury's student Whitney trained with Bopp and Weber in Berlin, and Roth in Tübingen; Whitney's student Lanman in Tübingen, Berlin and Leipzig."