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El libro de los hechos insólitos by Gregorio Doval Enciclopedia De Las Curiosidades by Gregorio Doval Breve historia de la Conquista del Oeste by Gregorio Doval Casualidades, coincidencias y serendipias de la historia by Gregorio Doval Los grandes asesinos de la historia by Gregorio Doval História Insólita do Mundo by Gregorio Doval Fraudes, engaños y timos de la historia by Gregorio Doval Breve historia del salvaje oeste. Pistoleros y forajidos by Gregorio Doval Huecas Las peores muertes de la historia by Gregorio Doval Florilegio de frases envenenadas / A Compendium of Poisoned P... by Gregorio Doval


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