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Melanie Shaw

Melanie Shaw

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In MarcEdit

1-Make a new 001 field (briefly) or we could use the 035 field

  • Delete the incorrect 001 fields using Add/Delete Field

  • image-20240418-150618.png

  • Go to Tools; Build a New Field:

  • =001 {035$a} ← 2 spaces exactly in front of curly brackets

2-Go to Tools; Edit Field Data:

  • Field: 001 Find: (OCoLC)

  • Position: [blank] Replace: on

    image-20240418-151434.png

  • Save

Unfortunately, OCLC 001 number prefixes vary according to length:

The OCLC control number in field 001 is prefixed by ocm, ocn, or on.

OCLC numbers 1 through 99999999:

  • Have an ocm prefix

  • Composed of 8 digits, right justified, with leading zeros

  • Followed by a blank

OCLC numbers 100000000 and higher:

  • Have an ocn prefix

  • Composed of 9 digits

OCLC numbers 1000000000 and higher:

  • Have an on prefix

  • Composed of 10 or more digits

ocm00012345

ocn123456789

on1345345345

...

  • Do an F3 search of the local save file; select first bib; scroll to the end and Ctrl-Shift-Click to select entire file

  • Export and give it an easy to find name: OCLCforGPOpilot001s or similar

  • It will have the suffix of .dat

MarcEdit

If you MarcBreak it, you will see the lovely prefixed 001s

...