At 10:31 AM 4/23/01 -0400, Mark Fraleigh wrote the following:
> I would like to know if anyone can tell me what programs use .phd files,
>and or what can I use to open these files with. Thanks for your help.
Is this in relation to GIS (Geographic Information Systems) like
ArcInfo/ArcView? If so, it might be Pressure Head File used by GMS
(Groundwater Modeling System)
http://www.ems-i.com/gmshelp/File_Formats/File_Extensions.htm
Could also be a PolyHedra Database Graphic file format as defined in the
Graphic File Fomrats FAQ Part 3
http://www.faqs.org/faqs/graphics/fileformats-faq/part3/
See company at
http://www.polyhedra.com/customer.htm
--
Gerry Boyd -- [EMAIL PROTECTED]
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