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En este libro los autores operan con modos de trabajar emanados de las orientaciones teóricas y metodológicas de la historiografía lingüística, hoy ya un área de investigación y de intereses madura y altamente autónoma. Gracias a esa disciplina sabemos que el estudio de la gramatización de aspectos gramaticales concretos sea la dicotomía pretérito perfecto simple / compuesto es una valiosa fuente de información no solo para los trabajos historiográficos inmanentes, sino también para los trabajos sincrónicos descriptivos de fenómenos lingüísticos actuales, tan faltos, muchas veces, de una reflexión y mirada pausadas a lo que lingüistas del pasado expresaron con agudeza crítica y perspicacia no menores que los del presente. Las secciones del libro han quedado distribuidas según focos o hispanismos y según lenguas instrumentales: gramaticografía autóctona (española en español para hispanohablantes), por una parte; gramaticografías, o focos, o hispanismos extranjeros, por la otra: alemán, anglosajón (británico y estadounidense), flamenco, francés, italiano y portugués. Interesaba a los de este grupo de trabajo metalingüístico e historiográfico cimentar y ampliar el conocimiento disponible acerca de lo que se nos había legado por parte de los gramáticos del pasado en torno a la descripción y gramatización de las dos formas verbales objeto de estudio; también desvelar y calibrar la virtual actualidad de su legado, o poner en claro los anclajes del presente en el pasado, o las ataduras (ventajosas o inconvenientes; para mal y para bien) de integrarse en una tradición gramatical y gramaticográfica. En este libro el lector encontrará una buena porción de los resultados obtenidos en ese empeño.