@article{ 186-G007522, title = {Wafers and Wafer Seals: History, Manufacture, and Conservation}, journal = {The Paper Conservator}, series = {}, series = {20}, author = {O'Loughlin, Elissa}, address = {}, publisher = {}, year = {1996}, url = {https://katalog.fid-bbi.de/Record/186-G007522} }