Source: 'Hartmann's General List of Apartments in Zagreb , year 1902.

Source: 'Yearbook and Directory of Literary Society of St. Jerome 1906 , year 1906.

Source: 'Emigration Commission Zagreb , year 1936.

Source: 'Phone Book - Zagreb 1938 , year 1938.

Source: 'Phone Book - Zagreb 1938 , year 1938.