[4] The loose storyline was adapted, according to the musical's book writers, Robert Jones and Thomas B. de Walden, from a German piece called The Seven Daughters of Satan.
[1][2] University of Pittsburgh professor emeritus of American literature Robert L. Gale speculates that the writers may have been referring to Die Töchter Luzifers ("The Daughters of Lucifer") by Wilhelm Friedrich; although this is not a certainty.
Creahan called the production first "decidedly Southern in character", but after the American Civil War began, some "speeches were considerably modified, but still the theatre was an attractive resort for the secession elements in New York.
"[7] In February 1861, a section called "The Dream of the Secessionist" was added (and/or "Uncle Sam's Magic Lantern"), with "virgin damsels" representing each state and showing their disagreements.
"[9] The New York Evening Express said the show was "well calculated to make a great success" despite that being "decidedly not on account of the talent displayed in its construction" or "on the score of its literary merit.
[13] The Seven Sisters essentially co-opted the low comedy elements of the concert saloon, and in that respect was a forerunner of later productions such as The Black Crook and the "leg shows" of Victorian burlesque.