Official Journal of the Federation (Mexico) Official Journal of the Federation (Mexico) The (DOF; translated variously as the Official Journal of the Federation or else as Official Gazette of the Federation), published daily by the government of Mexico, is the main official government publication in Mexico. It was founded in September 28, 1848. Current issues express legally the political, economic and social institutions in Mexico, while the history of those same institutions can be read in older issues. The Official Journal is similar to other main governmental journals (as the United States "Federal Register" or the "Canada Gazette"), but they differ from each other because they
What Is and What Should Never Be What Is and What Should Never Be "What Is and What Should Never Be" is a song by English rock band Led Zeppelin. It was written by Jimmy Page and Robert Plant and was included as the second track on "Led Zeppelin II" (1969). "What is and What Should Never Be" was one of the first songs on which Page used his soon-to-become trademark Gibson Les Paul for recording. The production makes liberal use of stereo as the guitars pan back and forth between channels. Robert Plant's vocals were phased during the verses. Record producer Rick Rubin has remarked, "The