A beautiful servant named Zohra is the main character of his novel in which Mariana manages a boarding house known as (*) Miramar, while Said Mahran attempts to get back at the people who put him in jail in The Thief and the Dogs.  
A corpse washer known as Blind Sayyid is seemingly the only person to not be invited by a mysterious woman to her hotel room in this author's short story "Room No. 12," while a detective looks for a suspect with blond hair who is behind such crimes as sending bags of money to the poor and massive poisonings and fires in "The Disturbing Occurences;" both of those tales appeared in his final collection, The Seventh Heaven.  A beautiful servant named Zohra is the main character of his novel in which Mariana manages a boarding house known as (*) Miramar, while Said Mahran attempts to get back at the people who put him in jail in The Thief and the Dogs.  The al-Jawad family appears in his best known series of works that includes Sugar Street and Palace Walk.  For 10 points, name this author of the Cairo Trilogy.
A corpse washer known as Blind Sayyid is seemingly the only person to not be invited by a mysterious woman to her hotel room in this author's short story "Room No. 12," while a detective looks for a suspect with blond hair who is behind such crimes as sending bags of money to the poor and massive poisonings and fires in "The Disturbing Occurences;" both of those tales appeared in his final collection, The Seventh Heaven.  
Naguib {Mahfouz} (accept "Room No. 12" before "this author")