Found an error in the "1 Korona - I. Ferenc József (Franz Joseph I - 1848/1867-1916)
1892-1906", KM# 484 listing:
Among the Mintage Years, 1893 KB is missing, instead "Unknown KB" is written. Mintage 24,385,503 is correct for 1893.
Additional mistake: mintage of 1906 KB is accurately 23,505.
Source: 1893 is very frequent, e.g., https://www.numiscorner.com/products/hungary-korona-1893-kormoczbanya-km-484-vf30-35-silver-4-92?aff=2
Other literature: Molnár Péter: A Korona penzrendszer, Budapest, 2011