In 1948, a large Exhibition of the Recovered Territories was organized in Wrocław, which summed up achievements in developing the Western and Southern Territories.
Logo of the Exhibition of the Recovered Territories in Wrocław. The exhibition's most characteristic elements were used for it – the People’s Hall building (Centenial Hall, both formerly and today), the metal spire and three triumphal arches.
Source: "Official Catalogue of the Exhibition of the Recovered Territories," Wrocław 1948.