[Therion] Magnetic declination

[Martin KERN]

Hi everyone,

Many thanks for you replies.
I have all answers to my problems.

@Olly, your messages about magnetic declination are very relevant.
I also believe it could be clearer. You can write something on wiki?
I’ll do the same on french wiki.

Martin K.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.speleo.sk/pipermail/therion/attachments/20180303/5de0e113/attachment.htm>