75) Jacob's Staff and Strat Columns

[@johnnytarponds9292]

Thank you for the excellently formatted and information dense video! I’m a fan!

[@sharongamarra2426]

Thank you, the video is very interesting. could you give me the reference? please

[@CVshorey]

It was taught to me so it’s just in my head, but details on using a Jacob’s Staff will be in most field geology and structural geology texts.

[@maryseeker7590]

Interesting!!

[@sarpuppy5415]

hello i want to send photo .

[@CVshorey]

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[@Kecik409]

mantul