Through This Photographic Experience That I Call Spectrography I Have Been Able To Glimpse A Visual Chronicle That Sums Up In A Single Visual Stimulus All The Epic And Ingenuity That Encloses A Construction, Through Multiple Exposures On The Same Large Format Photographic Plate Designed To Maintain The Same Position For Very Long Periods Of Time: Months, Years. The Past Twelve Years I Have Photographed With This Technique Of My Own Invention The Constructive Development Of The Buildings Designed By The Most Important Mexican Architects In Mexico City In A Visual Research On Space And Time. Reforma 27, 2009-2012 -- Marina 1, 2011-2015 -- Capital Vasconcelos, 2016-2018 -- Summit Santa Fe 1, 2017-2020 -- Puerta Tlatelolco 2, 2016-2019 -- Altavista Ceneval, 2011-2013 -- Puerta Tlatelolco 1, 2016-2019 -- Estadio Alfredo Harp Helu 2, 2018-2019 -- Toreo 1, 2012-2015 -- Cetram Cuarto Caminos, 2015-2019 -- Torre Patriotismo, 2015-2019 -- Torre Virreyes, 2012-2015 -- Reserva Escondida, 2013-2015 -- Marina 2, 2011-2015 -- Toreo 2, 2012-2015 -- Torre Bbva, 2012-2015. Toma?s Casademunt ; Textos, Guillermo Santamarina, Sandra Pereznieto. Essays Are Printed Inside Of Folded Dust Jacket.