----------------------------Original message---------------------------- Hi; All I know is that dealers cannot use the ISBN #s (the bar codes) to order the maps. So now we have 3 different numbering systems - none of which are linked or cross-referenced in the USGS computer to the others. Arrgh. Russell Guy At 03:58 PM 4/7/98 EDT, you wrote: >----------------------------Original message---------------------------- >Dear Maps-l Folks > Bar codes are located on the bottom right hand corner of new USGS >topos. Are these used for an internal inventory system for the USGS, or >are they a link to a record for the map. If they are a link, which >system can read the bar code? Is there a way to transfer the >information into our library data base as an aid to catalogers? Any >information provided is appreciated. > >Thanks >Marilee Ohnstad >[log in to unmask] > OMNI Resources International Map Specialists [log in to unmask] http://www.omnimap.com/catalog