Sinossi
This book, "A key containing the answers to the examples in the sequel to intellectual arithmetic", by Warren Colburn, is a replication of a book originally published before 1829. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.
Le informazioni nella sezione "Riassunto" possono far riferimento a edizioni diverse di questo titolo.
