[2] He was the editor and principal contributor to all of its issues,[3] which were printed with a Biblical quotation: "And Moses was learned in all the wisdom of the Egyptians".
[4] The title was a reference to its mission of, as historian Tunde Adeleke says, "enlighten[ing] blacks on the 'mystery' of their condition—i.e., means of elevation".
[9] The Mystery's original reporting was reprinted in other abolitionist and black newspapers, including the Palladium of Liberty and the Liberator.
[13] Delany left the paper in 1847 to work with Frederick Douglass at the North Star, another African American newspaper.
[14] At least one source, historian of African American studies James T. Campbell, says the paper died that year.