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Page 1: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Digital Preservation with OCLC

Digitization Standards: Issues & Updates

Taylor Surface, OCLC

Page 2: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Your digitization project …

• Grant funding, limited

time

• Volumes of files & data

• Grad students,

volunteers, staff

• TIFF, JPEG, GIF, BMP

• Where to put those

master files?

• Web layout

• Online!

Page 3: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Time marches on …

Page 4: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Daily operations

Users request reprints

Servers are replaced

Collection is expanded

An image file is corrupted

Software is upgraded

A hard disk fails

… what happened to those master files?

Page 5: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

What’s needed here?

Track master file location

Associate master with access copy

Manage master file storage

Prepare for future uses

Limited staff time for these functions

Page 6: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

A practical example …

Registry of Digital Masters

Digital Archive for Digital Masters

Page 7: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Registry of Digital Masters

Coordination

Trust

Discovery

Page 8: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Digitization Workflow

Page 9: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

OCLC Digital Archive… for digital masters

Co-developed with …

OCLC Preservation Services

Various digitization projects

Preservation master files

Managed storage & preservation

Recovery

Re-use

Page 10: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

OCLC Digital Archive

On-site and offsite backups

Ongoing virus and fixity checks

Migration of media on which bits are stored

Disaster recovery

Managed Storage & PreservationManaged Storage & Preservation

Page 11: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Digitization Workflow

mastersDigital Archive

Page 12: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Villanova University

The Irish Press – Newspaper

Dedicated to Irish Nationalism

1918 -1922

Preserved

Filmed

Digitized

Archived

Page 13: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Know where the costs are!

The usual comparisons …The usual comparisons …

CD = $0.60 per Gigabyte

DLT tape = $15 per Gigabyte

PC hard-drive = $6 per Gigabyte (and you get a PC too!)

The hidden issues …The hidden issues …

Operational costs?

Associated systems?

Accessible in one, two, ten years?

Page 14: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

More information

Registry of Digital Masters: www.diglib.org/collections/reg/reg.htm

Digital Archive: www.oclc.org/digitalarchive

Me: [email protected]

Page 15: OCLC Online Computer Library Center Digital Preservation with OCLC Digitization Standards: Issues & Updates Taylor Surface, OCLC

OCLC Online Computer Library Center

Digital Preservation with OCLC

Digitization Standards: Issues & Updates

[email protected]


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