I'd Hate to Dig that Target !

[jeff of pa]

Evening star. [volume] (Washington, D.C.), 13 May 1950.



https://chroniclingamerica.loc.gov/...ctor&andtext=&dateFilterType=yearRange&page=1

Most Likly

Late 40's M-Scope by Fisher

 

[SD51]

Let's see, it's good down to 90 feet! They could have used that at Oak Island and saved a ton of time and effort!

 

[jeff of pa]

I think they used it or Something
Similar on the Hunt for WW2 Yamashita Treasure in the Philippians

 

[Samanthy]

Has anybody found anything that was buried 90 feet down?