OPALS implementations by Library Size Category

1021 libraries, 2003 facilities in libraries.org:

• 9: Very Large Libraries (over 1,000,000 items)
• 26: Large Libraries (200,000 - 1,000,000)
• 82: Medium-sized Libraries (20,000 - 200,000)
• 493: Small Libraries (Less than 20,000)

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Maintained by Marshall Breeding

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