1921
Published: c2013.
Superior document: Cornell studies in money
1922
1923
Published: 2008.
1924
1925
Published: 2007.
1926
1927
Published: 2009.
1928
Published: 2011.
Superior document: Harvard historical studies ; 176
1929
Published: 2011.
1930
Published: 2012.
Superior document: The W.E.B. Du Bois lectures
1931
1932
Published: c2005.
Superior document: Redbooks
1933
Published: 1982
Superior document: Textes et études religieux, linguistiques et ethnographiques 7
1934
Published: 1990
Superior document: Acta zoologica Fennica 189
1935
1936
1937
Published: 1974
Superior document: Kärntner Heimatleben 16
1938
Published: 1993
Superior document: Demographie aktuell 2
1939
1940
Published: 2009
Superior document: Forschungen zur Geschichte Vorarlbergs N.F.,9