He also wrote on the trade of Carthage, on the geographer Pytheas of Marseille, and two important works on numismatics (La Numismatique du moyen âge, 2 vols., 1835; Etudes numismatiques, 1840).
Polish historian and cartographer Joachim Lelewel (1786 - 1861) was the first to gather all available mentions of Johannes Scolnus.
Joachim Murat | Joachim | Joseph Joachim | Johann Joachim Winckelmann | Joachim von Ribbentrop | Joachim Ringelnatz | Joachim Wtewael | Joachim Trier | Joachim Peiper | Joachim of Fiore | Solomon Joachim Halberstam | Joachim du Bellay | Hans-Joachim Klein | Prince Joachim of Denmark | Joachim Witt | Joachim Wasserschlebe | Joachim von Sandrart | Joachim Rønneberg | Joachim Lelewel | Joachim Johansson | Joachim Grzega | Hans-Joachim Hespos | Hans-Joachim Born | Wichard Joachim Heinrich von Möllendorf | Steve Joachim | Saint-Joachim | Julian Joachim | Joachim Splichal | Joachim Lambek | Joachim Gauck |
Polish historian and cartographer Joachim Lelewel (1786–1861) was the first to gather all available mentions of Jan of Kolno known as Johannes Scolnus, and claimed that Scolvus was really Jan z Kolna (English: John of Kolno), a Polish navigator of the Danish fleet.
Power in Poland was now in the hands of the radicals united in the Towarzystwo Patriotyczne (Patriotic Society) directed by Joachim Lelewel.