Skala, L. “Ohlas dila justus liebig v ceskych zemich,” Ministerstvo Zemedelstvi Ceska Republiky, Praha (Skala, L. “Response to the law of justice in the Czech lands,”Ministry of Agriculture of the Czech Republic, Prague), 1996

Skala, L. “Ohlas dila justus liebig v ceskych zemich,” Ministerstvo Zemedelstvi Ceska Republiky, Praha (Skala, L. “Response to the law of justice in the Czech lands,”Ministry of Agriculture of the Czech Republic, Prague), 1996, Box: 1, Folder: 4. Wilhelm Lewicki Collection, GB00-22. Science History Institute Archives. https://sciencehistory.libraryhost.com/repositories/3/archival_objects/37983 Accessed November 24, 2024.