-------- Original Message -------- Subject: Re: USGS Maps Editions Date: Wed, 09 Jul 2008 16:11:19 -0400 From: Michael Holt <[log in to unmask]> To: Maps, Air Photo & Geospatial Systems Forum <[log in to unmask]> Why was that done? Michael Holt -- There's a perfectly logical explanation for all this. -Alex Rogan Angie Cope wrote: > There was a time when the USGS did 2 editions of some maps ( a woodland > ting with the green vegetation layer ) and one without the green > vegetation layer. It sounds like that may be what you have