In November 1828 Carl Mozart, "Translator beÿ der Maÿländer Central-Staats-Buchhaltung" in Milan, received a fee of 170 gulden from the I. & R. Court Chamber in Vienna for his translation of Joseph von Szarka's Lehrbuch der Comptabilitäts=Wissenschaft into Italian (OESTA, FHKA, Cam. Fasz. 47–714/Nov. 1828).
Vol. 2 of Szarka's 1823 edition
The title page of vol. 1 of Mozart's translation which was published in 1831 in Milano