NavList:

David,

Good for you!  Here are some links you will find interesting:

- Kuno Gross's book on the Bagnold sun compass: 

https://www.amazon.com/gp/aw/d/3842337027/ref=cm_cr_arp_mb_bdcrb_top?ie=UTF8#aw-udpv3-customer-reviews_feature_div

I haven't read it and can't vouch for it, but it looks interesting.  

Ralph Bagnold founded Britain's Long Range Desert Group in WWII. Again, some links: 

LRDG Preservation Society: http://www.lrdg.org/

Imperial War Museum: https://www.iwm.org.uk/history/the-special-forces-that-helped-win-the-desert-battles-of-the-second-world-war

Gavin Mortimer's book on the LRDG: https://www.amazon.com/Long-Range-Desert-Group-World/dp/1472819330

A couple of articles:

https://www.historyextra.com/period/second-world-war/desert-raiders-the-long-range-desert-group-in-the-second-world-war/

https://www.google.com/amp/s/www.businessinside.com/british-wwii-long-range-desert-group-fought-behind-enemy-lines-2020-8%3famp

Best regards, Chris