To this end from 1794 Ossoliňski hired the services of the German, intellectual and bibliographer, Samuel Linde.Neue Deutsche Biographie In the years he spent with Ossoliński he gathered sufficient material for a Polish lexicon, for which he consulted widely in Polish and Slav sources in the count's own collection and benefitted from his mentoring. As a result Linde's fame prospered so that in 1804 he was appointed headmaster of the Warsaw Lyceum.
