27. 7. 2014 v 9:22, Olly Betts <olly at survex.com>: >> JTSK03, IJTSK03
They are local coordinate systems for former Czechoslovakia named after its author KÅovák too. m. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mailman.speleo.sk/pipermail/therion/attachments/20140727/1c48d463/attachment.html>