            The elderly wizard looked positively delighted to be sharing his research. Hermione smiled warmly—she could relate. "Do you know what the Ministry’s tracing system actually looks like? Either of you?" They shook their heads. "Very well, then. It is, indeed, a great book. The Book, in fact. Archaic bit of magical design, but most things in the Ministry are. The book contains thousands upon thousands of pages, each pertaining to either a Pure or Half-blooded family, or to the yet undocumented Muggle-borns. For example, you Miss Granger," Ollivander said suddenly, turning to her. "What year did you first display magic?"