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RLG Programs Rarity is Common

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Collection analysis of four NYC museum libraries. Preservation given at the ARLIS Conference May 2008

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RLG Programs Rarity is Common

  1. 1. RLG Programs Rarity is common: Collection Analysis of four NYC Art Libraries Günter Waibel RLG Programs, OCLC Milan Hughston Museum of Modern Art ARLIS/NA Denver 4 May 2008
  2. 2. Four NYC art libraries… Introducing: NYARC New York Art Resources Consortium Brooklyn Museum Library Frick Art Reference Library Metropolitan Museum of Art, Thomas J. Watson Library Museum of Modern Art Library Günter Waibel - ARLIS 2008 RLG Programs 2 Rarity is Common - Collection Analysis of four NYC Art Libraries
  3. 3. Collection Analysis… What is aggregate collection analysis? Analyzes combined holdings of multiple institutions as a single (aggregate) collection Shows Patterns of overlap; uniquely-held materials Business intelligence for decisions about collaboration Günter Waibel - ARLIS 2008 RLG Programs 3 Rarity is Common - Collection Analysis of four NYC Art Libraries
  4. 4. Background - NYARC Collection Analysis The situation The data Extracts from RLG Union Catalog & SCIPIO (January 2007) Disclaimer The report: http://www.oclc.org/programs/publications/reports.htm Günter Waibel - ARLIS 2008 RLG Programs 4 Rarity is Common - Collection Analysis of four NYC Art Libraries
  5. 5. I. The NYARC Aggregate Collection Günter Waibel - ARLIS 2008 RLG Programs 5 Rarity is Common - Collection Analysis of four NYC Art Libraries
  6. 6. Combined NYARC Holdings Brooklyn, Frick, Met, MoMA Unique Titles RUC: 831,657 SCIPIO: 130,633 Total: 962,290 Legend: RUC = RLG Union Catalog SCIPIO = Auction Catalogs as of January 2007 Günter Waibel - ARLIS 2008 RLG Programs 6 Rarity is Common - Collection Analysis of four NYC Art Libraries
  7. 7. Holdings Overlap RUC(-unique) + SCIPIO Legend: RUC (-unique)= excluding “intrinsically unique” “intrinsically unique” = 117,488 records coded as “collections” Günter Waibel - ARLIS 2008 RLG Programs 7 Rarity is Common - Collection Analysis of four NYC Art Libraries
  8. 8. Degree of local uniqueness RUC(-unique) + SCIPIO Individual Institutions vis-à-vis NYARC 57% - 70% of each individual institution unique Individual Institutions vis-à-vis each other 87% - 96% of uniqueness in 1-on-1 comparison Legend: RUC (-unique)= excluding “intrinsically unique” “intrinsically unique” = 117,488 records coded as “collections” Günter Waibel - ARLIS 2008 RLG Programs 8 Rarity is Common - Collection Analysis of four NYC Art Libraries
  9. 9. II. Characteristics of the NYARC Aggregate Collection Günter Waibel - ARLIS 2008 RLG Programs 9 Rarity is Common - Collection Analysis of four NYC Art Libraries
  10. 10. Serials Other 2% 1% Collections 12% RUC: 156 different languages identified Top 5: Monographs English 48 percent German 12 percent 85% French 11 percent Italian 7 percent Spanish 3 percent 140000 120000 100000 80000 69,210 published 60000 before 1923 40000 20000 0 31 0 51 0 71 0 91 0 11 0 31 0 51 0 71 0 91 0 11 0 31 0 51 0 71 0 91 0 0 17 700 17 72 17 74 17 76 17 78 18 80 18 82 18 84 18 86 18 88 19 90 19 92 19 94 19 96 19 98 00 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -2 1 e- 11 pr Günter Waibel - ARLIS 2008 RLG Programs 10 Rarity is Common - Collection Analysis of four NYC Art Libraries
  11. 11. III. The NYARC Aggregate Collection in context Günter Waibel - ARLIS 2008 RLG Programs 11 Rarity is Common - Collection Analysis of four NYC Art Libraries
  12. 12. NYARC vis-à-vis the RLG Union Catalog 350000 33 300000 t it %o les f NY Chicago Manual of Style Number of Clusters 14th Edition 250000 un ARC Guide to Reference Books 10th Edition 200000 iqu Chicago Manual of Style 150000 13th Edition 100000 50000 e 0 91 – 100 101 – 110 111 – 120 121 – 130 131 – 140 141 – 150 151 – 160 1 2 – 10 11 – 20 21 – 30 31 – 40 41 – 50 51 – 60 61 – 70 71 – 80 81 – 90 > 160 Size of Cluster Günter Waibel - ARLIS 2008 RLG Programs 12 Rarity is Common - Collection Analysis of four NYC Art Libraries
  13. 13. NYARC vis-à-vis SCIPIO 35000 23 t it %o les f NY 30000 Number of Clusters 25000 20000 un ARC Works of Art from the Bute Collection iqu Christie, Manson, and Woods Collection Lagerfeld e 15000 Christie’s Monaco S.A.M Old Master Paintings 10000 Sotheby’s 5000 0 1 3 5 7 9 11 13 15 17 19 21 23 25 27 44 Size of Cluster Günter Waibel - ARLIS 2008 RLG Programs 13 Rarity is Common - Collection Analysis of four NYC Art Libraries
  14. 14. NYARC* vis-à-vis WorldCat *not including auction catalogs 350,000 39 Number of NYARC Titles 300,000 t it %o 250,000 les f NY 200,000 un ARC 150,000 iqu 100,000 e 50,000 0 to 0 to 0 00 0 0 0 0 to 0 0 01 0 0 10 o 5 30 20 50 40 70 60 80 01 00 50 1 3 to to to to t 11 1 1 1 1 1 90 40 20 WC Libraries Holding Title Günter Waibel - ARLIS 2008 RLG Programs 14 Rarity is Common - Collection Analysis of four NYC Art Libraries
  15. 15. NYARC vis-à-vis other research libraries vis-à-vis NYPL, Columbia and NYU Overlap: 34 percent (~1/3) Uniqueness: 66 percent (~2/3) vis-à-vis Getty Research Institute Overlap: 21 percent (~1/5) Uniqueness: 79 percent (~4/5) Günter Waibel - ARLIS 2008 RLG Programs 15 Rarity is Common - Collection Analysis of four NYC Art Libraries
  16. 16. Parting thoughts… Uniqueness: collaborate for extending your reach Resource sharing, digitization… Overlap: collaborate for economic benefit Shared storage, joint collection development… Günter Waibel - ARLIS 2008 RLG Programs 16 Rarity is Common - Collection Analysis of four NYC Art Libraries

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