Letter of the Secretary of the Treasury, communicating a report of a geological reconnoissance of the Chippewa Land District of Wisconsin, and the northern part of Iowa This book, "Letter of the Secretary of the Treasury, communicating a report of a geological reconnoissance of the Chippewa Land District of Wisconsin, and the northern part of Iowa", by David Dale Owen, is a replication of a book originally published before 1848. 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. This book was created using print-on-demand technology. Thank you for supporting classic literature.