Comments on: What are JOG, TPC, ONC, JNC, and GNC Maps? http://overlandresource.com/what-are-jog-tpc-onc-jnc-and-gnc-maps Overland expedition travel info. Fri, 13 Jan 2012 08:10:38 +0000 hourly 1 http://wordpress.org/?v=3.2.1 By: Jeff Lanham http://overlandresource.com/what-are-jog-tpc-onc-jnc-and-gnc-maps/comment-page-1#comment-94 Jeff Lanham Wed, 04 Mar 2009 10:08:44 +0000 http://overlandresource.com/robin/what-are-jog-tpc-onc-jnc-and-gnc-maps#comment-94 The Nima site has TPC and ONC in digital form for N.China with free download. I downloaded good coverage but now find that each download attempt is met by the file is not available message.Contacting NIma via their contact us option doesn't seem to work. Any ideas? The Nima site has TPC and ONC in digital form for N.China with free download. I downloaded good coverage but now find that each download attempt is met by the file is not available message.Contacting NIma via their contact us option doesn’t seem to work. Any ideas?

]]> By: Robin http://overlandresource.com/what-are-jog-tpc-onc-jnc-and-gnc-maps/comment-page-1#comment-59 Robin Sat, 17 May 2008 16:31:57 +0000 http://overlandresource.com/robin/what-are-jog-tpc-onc-jnc-and-gnc-maps#comment-59 Peter, every map will be different, subject to the limitations typically shown on the map border. The only 1:500,000 scale maps I believe are in the public domain are the Russian Military TPC charts. Peter, every map will be different, subject to the limitations typically shown on the map border. The only 1:500,000 scale maps I believe are in the public domain are the Russian Military TPC charts.

]]> By: Peter Hopkin http://overlandresource.com/what-are-jog-tpc-onc-jnc-and-gnc-maps/comment-page-1#comment-58 Peter Hopkin Fri, 02 May 2008 21:12:20 +0000 http://overlandresource.com/robin/what-are-jog-tpc-onc-jnc-and-gnc-maps#comment-58 I am interested in the copyright of the TPC charts. Are there any restrictions on their re-use for other projects, e.g. as a source for a GIS project? I am interested in the copyright of the TPC charts. Are there any restrictions on their re-use for other projects, e.g. as a source for a GIS project?

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