Conservation Case Study -
By Conservation Technician Mark Anderson
Work was performed on an 1891 Northwest Territories Liquor permit originally signed by then Lieutenant Governor of the North
Territories, Joseph Royal.
Click on photos for larger images.
Liquor permit before conservation treatment showing the
backing and the deteriorated cellophane tape.
After dry cleaning, the document was placed into a solution to remove the
tape and the adhesive holding the document to the backing
A close up view of the document in a chemical bath. The chemical released
the adhesive holding the deteriorated tape in place.
The document, after removal of the backing and the tape, appears to
have faded in different areas. It is still covered with an adhesive
The document, after the adhesive residue was removed, with the fragments
that were previously held in place with the yellowed cellophane tape.
Detail shot of tear repair with handmade
Japanese tissue paper on a light table.
The document after tear repairs were performed but excess paper still
Document after all loose parts were stabilized.