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Preservation is the branch of the library and information sciences concerned with the maintenance or restoration of access to library and archival materials, through the study and prevention of decay and damage.
Preservation issues include:
Collection Surveying
Proper storage and housing
Environmental quality
Disaster prevention and preparedness
Education and training
Outreach
Security
Insurance
Reformatting
Conservation is the direct method of treatment in which an item is physically or chemically changed.
All conservtion treatments entail the least intrusive methods possible, and use acid-neutral or buffed
materials.
Conservation Issues include:
Cleaning
Deacidifying
Book Repair:
Spine Replacement
Consolidate Corners/Edges
Hinge Repair
Super Replacement
Tighten Joints
Repaste Spine (inside)
Wrap Framer's Tape Around Spine
Tip-In
Trim Text
Rebinding
Bind
Page/Document Repair:
Mending
Clean
Humidify & Flatten