Required Documentation of the NACO Program

• The Anglo-American Cataloging Rules (2nd rev. ed. & subsequent updates) Chapters 22-26 & appendices
• The MARC 21 Authority Format
  • Subset of MARC 21 Authority Format for NACO training
  • Part 1 [99 pages]
  • Part 2 [72 pages]
• The Policy and Standards Division has made available a comprehensive version of the Descriptive Cataloging Manual (DCM) Z1 and the LC Guidelines Supplement to the MARC 21 Format for Authority Data. These documents are current as of August 1, 2009. Note to NACO participants: DCM Z1 includes an appendix with instructions specific to Library of Congress staff that may be exluded when printing.
  • DCM Z1
  • LC Guidelines Supplement [PDF - 136 p.; 1.6 MB]

Electronic versions of both documents are also available through Cataloger's Desktop. Quarterly updates are available from the Cataloging Distribution Service.

• The Library of Congress Rule Interpretations (LCRIs) Chapters 22-26
  • Chapter 22 (updated Oct. 09; 783 KB/85 p.)
  • Chapter 23 (updated Oct. 09; 363 KB/27 p.)
  • Chapter 24 (updated Oct. 09; 999 KB/123 p.)
  • Chapter 25 (updated Oct. 09; 1,714 KB/186 p.)
  • Chapter 26 (updated Oct. 09; 1,199 KB/107 p.)
• ALA-LC Romanization Tables in .pdf format (required only if contributing headings in non-Roman languages)

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