Magnitskii, Leontii Filippovich. Arifmetika. [Russia], 1713 This book had been previously mended in a manner that did not allow for the easy flexing of the pages. Heavy western paper had been applied in wide strips to cover damage and tears. These…
Chappe d'Auteroche, abbé. Voyage en Sibérie, vol. 1. Paris: Debure, pere, 1768. The covers of this volume were detached. In order to provide support for the book during exhibition, the covers were reattached by a method called board…