Shadowmarks (Book)

Summary
Shadowmarks is glossary of carvings left on doorframes or on the fronts of buildings for a new thief to learn if the building is safe, dangerous or may contain other things like a fence.
 * Title: Shadowmarks
 * Author: Delvin Mallory
 * Value: 30
 * Weight: 1

Known Locations

 * On top of a End Table in The Ragged Flagon - Cistern, in the city of Riften.