Big 5 system

Daiski

Newbie
Dec 30, 2023
1
0
Japan
Where is a complete guide/instructions on how to work the Yamashita Big 5 system? The big 5 is the most common Yamashita compass system using bearings to point to numerous deposits from a tree marker.
• intercardinal & secondary cardinal compass degrees are to special deposits.
• tree surface markers & stone markers are scattered around a big load area.
• measurements like 9ft, 15ft & 60ft are used.
• things in a Big 5 area are interchangeable & will interlock to correlate.
• there is a pentagram.
• there are perpendicular triangles with tree surface markers.

I've found it hard to source complete clear information in english about the Big 5 system & how it works.

Would readers be so good to explain how the Big 5 system works & everything one needs to know in order to use it? refer some links or info that is in english regarding the Big 5 system?

Cheers
 

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