I don't know about an ILS that would do this, but there used to be an open-source software package called The Distributed Library Project that was geared toward this kind of sharing model. Alas, I can't find any downloads of the software online anymore, but I did find two instances of it running: http://dlp.theps.net/ http://simonjob.com/dlp/ Also, someone has created a Wikipedia stub on Distributed Libraries that mentions a site called Unlibrary that facilitates this kind of sharing. http://en.wikipedia.org/wiki/Distributed_library http://www.unlibrary.com/ -marijane On Sat, Oct 2, 2010 at 8:58 AM, ... <[log in to unmask]> wrote: > Reading my original post, perhaps I should have made the important point > more clear. > > My question is about an ILS suitable for a library that does not own its > books, but is borrowing those books from patrons. The books all have > lease > end dates associated with them. Book lenders are very similar to book > borrowers, and they require end of day processing to see if any of the > library's books are due back to them, in the same way borrower's books are > due back to the library. > > So, in the last two posts which mentioned "simple borrowing", that is what > I > am wanting, but for the library to be simply borrowing the books AND for > patron to simply borrow those same books out of the library. > > Book lenders and book borrowers are essentially the same, except lenders > first check a book in, and the due date is when the book leaves the > library, > and book borrowers check books out and then back in again. Of course, many > book borrowers are also lenders. > > Are any currently existing open source ILSs flexible enough to support > this > model? > > Sorry for the confusion, > Elliot >