Hi Sue, County plat maps are the property ownership or cadastral maps. There is a pretty good description at wikipedia http://en.wikipedia.org/wiki/Plat and here is a decent modernish example: http://www.dellgrovetownship.com/images/Dell_Grove_Plat_Color_1.jpg Angie ________________________________ From: Maps-L: Map Librarians, etc. <[log in to unmask]> on behalf of sue hawkins <[log in to unmask]> Sent: Wednesday, May 6, 2015 8:28 PM To: [log in to unmask] Subject: Re: [MAPS-L] Plat book company going out of business Pardon my ignorance - as I am from a different part of the country & haven't mapped in the Midwest - What is a county plat book? Has it to do with the PLS or something like that? D'oh! Thank you all for your tolerance, ---sue h On Wednesday, May 6, 2015, Weessies, Kathleen <[log in to unmask]<mailto:[log in to unmask]>> wrote: Athentic, Inc of LaPorte, Indiana has gone out of business. They still have some stock to sell off. If you collect county plat books of Indiana or Michigan, you could give them a call and see what they still have. They're very cheap - only $20 each. 219-362-8508 http://athenticinc.com/ Kathleen Weessies Geosciences Librarian; Head, Map Library Michigan State University Main Library 366 W. Circle Drive, W308 East Lansing, MI 48824 517-884-0849 [log in to unmask] -- _____________________________________________________________ http://www.flashearth.com/?lat=42.944632&lon=-73.784729&z=18.9&r=0&src=msa http://www.flickr.com/photos/suehawkins/collections/72157612437075763/<http://www.flickr.com/photos/suehawkins/> http://www.linkedin.com/pub/susan-hawkins/3/29a/996 http://www.facebook.com/susan.a.hawkins http://twitter.com/suehawkins http://about.me/sue.hawkins