On 2002-12-24 23:21, Silas wrote:
In the nineteenth century, explorers were comfortable enough giving up the idea that magnetic north was equal to true north.


Abel Janszoon Tasman, 13 December 1642:
"miswijsinge 7 Graden 30 minuten noortoosteringh"
[Compass] variation 7 degrees 30 minutes northeasterly.


<font size=-1>[ This Message was edited by: Kiwi on 2002-12-26 00:11 ]</font>