When playing around with OCLC's XISBN service, I plugged in the isbn number for one of the "gone with the wind" books we have at our library - it returned something like 150 similar isbn numbers. You could try doing that for a few items. Just an idea ... Andrew > -----Original Message----- > From: Code for Libraries [mailto:[log in to unmask]] On Behalf Of > Godmar Back > Sent: Monday, April 28, 2008 9:35 AM > To: [log in to unmask] > Subject: [CODE4LIB] how to obtain a sampling of ISBNs > > Hi, > > for an investigation/study, I'm looking to obtain a representative > sample set (say a few hundreds) of ISBNs. For instance, the sample > could represent LoC's holdings (or some other acceptable/meaningful > population in the library world). > > Does anybody have any pointers/ideas on how I might go about this? > > Thanks! > > - Godmar