Path: utzoo!utgpu!water!watmath!watdcsu!ttims From: ttims@watdcsu.waterloo.edu (Tracy Tims) Newsgroups: sci.electronics Subject: Re: Library book detectors. Message-ID: <4575@watdcsu.waterloo.edu> Date: 28 Mar 88 17:51:36 GMT References: <5398@swan.ulowell.edu| <1261@uop.edu| <2521@ihuxv.ATT.COM| <2530@ihuxv.ATT.COM> <2258@c3pe.UUCP> Reply-To: ttims@watdcsu.waterloo.edu (Tracy Tims) Distribution: na Organization: U. of Waterloo, Ontario Lines: 6 Some of the libraries that I have been in (University and public) do not bother to deactivate the markers in their books. When someone wants to remove materials from the library, they give them to a staff person near the door, who makes sure they are checked out, and then passes them around the exit sensors to the person as they are leaving. I have also seen this method used in large video rental stores.