Tradycje obsiewania nowin i odłogów prosem / Traditions of sowing newly-ploughed virgin soil as well as fallows with millet (mapa 24, karta XI)[stan na podstawie materiałów z lat 1924-1954]
Zanikanie uprawy prosa w gospodarstwach chłopskich / Decline of millet cultivation in peasant farms (mapa 23, karta XI)[stan na podstawie materiałów z lat 1924-1954]