1. A Brief Tour of WorldCats Mexican Landscape Dr. Brian Lavoie OCLC Research

2. Works: 53,472,668 Manifestations (records): 67,282,165 Total holdings: 1,071,507,045 Institutions: 26,236 Digital Items: 1,571,803 Physical Items: ~1.6 billion (estimated) as of July 2006

3. Mexico in WorldCat 73 Institutions 1,164,367 Total Holdings

4. The WorldCat Mexican Aggregate Collection 803,134 Unique Items 166,211 items held only by Mexican institution(s) 78% held by 1 Mexican institution 20% held by 2 to 5 Mexican institutions 2% held by 6 to 10 Mexican institutions < 1% held by 11 to 20 Mexican institutions 20 Mexican institutions Mexicos Unique Contribution to WorldCat

5. First WorldCat Record with Mexican Holding Attached (Lowest OCLC Number) OCLC record #30 Invention and the patent system OCLC record #30 Invention and the patent system

6. WorldCat record with largest # of Mexican library holdings OCLC record #35762241 Ecología y medio ambiente Held by 28 Mexican institutions OCLC record #35762241 Ecología y medio ambiente Held by 28 Mexican institutions

7. Materials in WorldCat originating from Mexico 488,253 items 488,253 items

8. WorldCat in Spanish = WorldCat en español 2,933,510 Spanish-language items represented in WorldCat 4% of WorldCat 2,933,510 Spanish-language items represented in WorldCat 4% of WorldCat 00839cam 2200205I 4500 001 ocm00982692 003 OCoLC 005 20041029511258.0 008 740820s1961 pr 000 0 spa d 040 $a KSU $b spa $c KSU $d OCL $d OCLCQ 019 $a 48283210 090 $a PQ8097.G6 $b Z523x 100 1 $a Mistral, Gabriela, $d 1889-1957. 605,043 WorldCat records with Spanish-language metadata 605,043 WorldCat records with Spanish-language metadata

9. Mexican contributions to WorldCat Number of records contributed by Mexican institutions: 202,482 Number of records contributed by Mexican institutions: 202,482 Total holdings attached to Mexican contributed records: 397,009 Total holdings attached to Mexican contributed records: 397,009 Top 5 records (most holdings subsequently attached): OCLC #52565470Shakespeare in Art 419 OCLC #54458294Harry Potter y la Orden del Fénix360 OCLC #53084977Effects of Financial Globalization on Developing Countries238 OCLC #52731312Tlapalería 221 OCLC #52598367La Jefa: Vida Pública y Privada de Marta Sahagún de Fox216 Top 5 records (most holdings subsequently attached): OCLC #52565470Shakespeare in Art 419 OCLC #54458294Harry Potter y la Orden del Fénix360 OCLC #53084977Effects of Financial Globalization on Developing Countries238 OCLC #52731312Tlapalería 221 OCLC #52598367La Jefa: Vida Pública y Privada de Marta Sahagún de Fox216