The United States Geological Survey (USGS) Library in Reston, VA, requires packaged OCLC products to manage and maintain library records and services in support of establishing the best scientific foundation possible to help guide decisions and evaluate actions critical to the USGS mission. Comprehensive, accurate, and consistent access to bibliographic records, lending and borrowing options, seamless authentication, and access to peer-reviewed scientific literature is critical to fulfilling this mission. The total anticipated period of performance is as follows: FY26 Base Year: 07/01/2026 ¿ 06/30/2027 FY27 Option Year 1: 07/01/2027 ¿ 06/30/2028 FY28 Option Year 2: 07/01/2028 ¿ 06/30/2029 FY29 Option Year 3: 07/01/2029 ¿ 06/30/2030 FY30 Option Year 4: 07/01/2030 ¿ 06/30/2031 The USGS is aware of no other source that can provide the above. Therefore, it intends to make an award to Online Computer Library Center, Inc. (dba. OCLC, Inc.) unless it is contacted by any vendor who believes they have similar technical expertise and can provide the same service(s). Vendors are invited to contact the Contract Specialist, Miranda Blankenship, via email at Miranda_blankenship@ios.doi.gov no later than 1:00 PM EDT, Wednesday, June 3, 2026, with an affirmative answer. Sole Source Justification States the Following Parts: Contracting Agency and Activity. The Department of the Interior (DOI), United States Geological Survey (USGS) Library, plans to contract on a sole source basis. Nature of Action Being Approved. This action is to execute a 5-year (base and four option years) sole source Purchase Order to OCLC Online Computer Library Center, Inc. (dba. OCLC, Inc.) Description of Supplies or Services. The USGS Library has a continued need to purchase the following OCLC proprietary library technology services: ¿ WorldCat Discovery & FirstSearch ¿ Cataloging & Metadata Subscription ¿ WorldShare Interlibrary Loan & Tipasa Upgrade (with IFM) ¿ EZproxy (Hosted) & EZproxy Analytics These subscriptions support USGS Library operations for cataloging, metadata creation, resource sharing, proxy authentication, and discovery of scientific literature for researchers, scientists, and federal staff. This procurement will be for a 12-month base period that will run, July 1, 2026 through June 30, 2027, and will include four 12-month option years. Statutory Authority. The proposed action may be awarded on a sole source basis in accordance with: FAR 13.106-1(b)(1) ¿Only One Source Reasonable Available¿ Rationale Supporting Use of Citation in No. 5. The USGS Library¿s mission depends on authoritative access to scientific literature, seamless authentication, high-quality bibliographic metadata, and efficient interlibrary resource sharing. To meet these needs, the Library must acquire proprietary OCLC services, as OCLC is the sole producer, owner, and distributor of its platform and data products. a. OCLC¿s Global Cooperative Is Unique and Not Replicable OCLC operates WorldCat, the w…