Center for the Study of Mexican History Center for the Study of Mexican History The CARSO Center for the Study of Mexican History (in Spanish: Centro de Estudios de Historia de México Carso, CEHM-Carso) is a Mexican cultural institution devoted to the research, preservation and dissemination of Mexico's historical prints and documents from the 18th century to the 20th century. It is owned by the Carlos Slim Foundation (Fundación Carlos Slim), and is located in Chimalistac, in the south of Mexico City. It was founded in 1965 by Condumex. The center is one of the founding members of the UNESCO's World Digital Library. Its archives contain 700
Grupo Salinas region and by 1987, 59 stores. Elektra Group became a publicly traded company listed on the Bolsa Mexicana de Valores, the Mexican Stock Exchange. In 1993, Grupo Elektra bought the Imevisión government television network and renamed it TV Azteca. TV Azteca created an initial public offering in 1997 on the Mexican and New York stock exchanges. In 2012, Grupo Elektra, a wholly owned subsidiary of Grupo Salinas, acquired Advance America for an estimated $780 million USD. In 2003, Grupo Salinas purchased the telecommunicaions company Iusacell and the mobile phone company Unefón. Iusacell was sold to AT&T in 2014, and rebranded