Sample no. | Material | Description | Year |
---|---|---|---|
1 | Paper | Handmade cotton rag paper | 1795–1809a |
2 | Paper | Groundwood-containing newspaper | 1914 |
3 | Paper | Groundwood-containing paper | 1993 |
4 | Paper | Recycled newspaper | 2017 |
5 | Wood | Freeze-dried archaeological wood treated with 35–40% polyethylene glycol (PEG) 2000b | Viking Age (10th century) |
6 | Wood | Hardwood from the handle of a shoemakers tool | 19th century |
7 | Wood | New softwood packaging | New |
8 | Cellulose acetate | Photographic negative | Mid-20th century |