 Complete the following phrase:  Atlántida was an early success, with a circulation of 45,000 of its maiden issue March 7, 1918, and of 56,000 by the end of the year. Its chief competition was El Hogar, printed by Editorial Haynes since 1904; Atlántida generally appealed to a more upscale readership, however. Advertisers secured space in the magazine months in advance, and news agents forfeited the right to return unsold copies. Adopting as one of its missions the destruction of barbaric prejudices which purport women to be inferior, Atlántida featured watercolor images of debonair women on its covers, and featured a womens interest section, En rueda de damas Ladies Round. It also included sections on culture and the days politics, notably El salón de los pasos perdidos in reference to a pavilion in the Argentine Congress and a special supplement printed following the 