The book is an English translation of essays by Roman politician Marcus Tullius Cicero - "De amicitia" (Of Friendship) and "De senectute" (Of Old Age) - published in 1481 by William Caxton, the first person to print English language books.

Shakespeare's first folio. Margaret Atwood's first drafts. Leonard Cohen's personal notebooks. Where can all these be found? The Thomas Fisher Rare Book Library.