 | Vacuum Freeze-Drying, a Method Used to Salvage Water-Damaged Archival and Library Materials: A RAMP Study with Guidelines (UNESCO, 1987) |
 |  | 15. Cooperative approach to the use of freeze-dry chambers |
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| Vacuum Freeze-Drying, a Method Used to Salvage Water-Damaged Archival and Library Materials: A RAMP Study with Guidelines (UNESCO, 1987) |
| | 15. Cooperative approach to the use of freeze-dry chambers |
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