Ladies and gents. Thank you very much for all the info. You all have been fabulous. It will take some time for me to do the experiments that some of y...

Thank you for your feedback. You have a very good point. We always held that the earth was a sphere.So, yes, I am looking for a "sphere" solution to m...

Unsure of the answer to your question. Need to ask around. Ty

Thank you so much for your answer. Let me confirm this again. If I had the most reliable magnetic compass money can buy, then the direction where 66.8...