: It is based on Morga's personal experiences and interviews with survivors of early expeditions, such as those of Miguel López de Legazpi. Why the Specific File Name?
While "F21_11.202" appears to be a specific internal naming convention (often used by universities or archives for a Fall 2021 semester or a specific course module), the content is almost certainly a digital copy or a lecture guide for this text. Where to Find Authentic Versions Download File Sucesos de la Historia F21_11.202...
: Modern reprints and translations, such as those found on Amazon or AbeBooks , are available if you prefer a hardcover or paperback version. Sucesos de las Islas Filipinas - Amazon.com : It is based on Morga's personal experiences