Day dress, 1855-60
From the Wadsworth Atheneum via the New York Times
Ball gown ca. 1850
From LACMA
Day dress ca. 1859
From the Museum at FIT
Evening dress, 1858-59
From the Metropolitan Museum of Art
Evening dress ca. 1859-60
From the MFA
Evening dress ca. 1855
Ball gown ca. 1858
Ball gown ca. 1860
Evening dress ca. 1850-55
The costumes in the new production of The Heiress, designed by Albert Wolsky, are very pretty!
(Source: theheiressonbroadway.com)