Emily, we frequently get calls from people looking for artifact labeling kits. A good source that I know of is Nicole Delfino at Archival Collection Systems. She has several kits available, and each comes with an instructional manual. You can contact her at:
Archival Collection Systems
137 Fourth Ave. N.
Minneapolis, MN 55075
612/457-5399
Mary Robbins, Field Services Coordinator
Upper Midwest Conservation Association
2400 Third Avenue South
Minneapolis, MN 55404
612/870-3128
e-mail: [log in to unmask]