# /programs/shares/partners/zch.htm

originally: http://www.oclc.org/programs/shares/partners/zch.htm

# Health Sciences Library, Columbia University ### OCLC symbol: ZCH Interlibrary Loan Dept. Columbia University 701 W. 168th St. New York, NY 10032 Interlibrary loan contact Alena Ptak-Danchak Director, Library Services (212) 305-1406 Fax: (212) 234-0595 ptak@columbia.edu Ariel®: 156.111.18.96 Noncirculating material Webster Library collection, special collection materials, pre-1876 imprints.