Given the unreliability of the catalogue system I’m using at present, together with recent efforts to source previously listed publications. The abilities of worldcat software, to integrate with your own applications filtering searches until the library has no excuse for loss of the book in the first instance!?
You are encouraged to obtain a Worldcat Affiliate ID before using the service. An affiliate ID can be used to track usage of your application. To provide an affiliate ID in request, simply add “&ai=[affiliate ID]”, such as:
Affiliate id based usage track is a free service and does not associate access privilege. You can check affiliate ID based usage from xISBN admin page.
Search in a library
This feature limits search scope to a particular library’s holding, we treat any collections as a library in general. Current support value includes:
ebook Limit search to ebooks, the ebook list is based on OCLC NJ’s UHF Holdings Database.
freeebook Limit search to free ebooks, the ebook list is based on OCLC NJ’s UHF Holdings Database.
bookmooch Limit search to bookmooch’s inventory.
paperbackswap Limit search to paperbackswap’s inventory.
wikipedia Limit search to ISBNs appeared in wikipedia, inspired by Lars Aronsson’s work.
oca Limit search to Open Content Alliance.
hathi Limit search to HathiTrust.
No affiliate programmes with certain major libraries in this area as yet though..