<Tr> <Td_colspan="2"> <Ul> <Li> The Philosopher's Stone (1997) </Li> <Li> The Chamber of Secrets (1998) </Li> <Li> The Prisoner of Azkaban (1999) </Li> <Li> The Goblet of Fire (2000) </Li> <Li> The Order of the Phoenix (2003) </Li> <Li> The Half - Blood Prince (2005) </Li> <Li> The Deathly Hallows (2007) </Li> </Ul> </Td> </Tr> <Ul> <Li> The Philosopher's Stone (1997) </Li> <Li> The Chamber of Secrets (1998) </Li> <Li> The Prisoner of Azkaban (1999) </Li> <Li> The Goblet of Fire (2000) </Li> <Li> The Order of the Phoenix (2003) </Li> <Li> The Half - Blood Prince (2005) </Li> <Li> The Deathly Hallows (2007) </Li> </Ul> <Li> The Philosopher's Stone (1997) </Li> <Li> The Chamber of Secrets (1998) </Li>

What is the first harry potter book about