Danmark, Rusland · 1857–1908
Johannes Zehngraf
Imperial Framed Miniature of Tsar Nicholas II
1896 · The Cleveland Museum of Art
Imperial Framed Miniatures
1896 · Ikke udstillet · The Cleveland Museum of Art
Elisabeta, Regina României
1881 · National Museum of Art of Romania
Carol I, Regele României
1881 · National Museum of Art of Romania
Regina Elisabeta a României la masa de lucru
1891 · National Museum of Art of Romania
Imperial Framed Miniature of Grand Duchess Olga Nicolaievna
1896 · Ikke udstillet · The Cleveland Museum of Art