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Umbrien : das grüne Herz Italiens
Köln : DuMont, 1990
UB Heidelberg , KunstBibliothek Köln
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Rome in early photographs, the age of Pius IX : photographs 1846 - 1878 from Roman and Danish collections ; [publ. in connection with an exhibition held at Thorvaldsens Museum, Copenhagen, 1977, Rom: Palazzo Braschi 1977]
Copenhagen : The Thorvaldsen Museum, 1977
UB Heidelberg , Bibliothek, Germanisches Nationalmuseum Nürnberg , Kunstbibliothek - Staatliche Museen zu Berlin , Hamburger Kunsthalle
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Niederrhein
Köln : DuMont, 1992
UB Heidelberg