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 There was something I didn't quite understand about Merkle trees, and the first 5 webpages I looked at glossed over it.  Finally I found my answer at this page, which I now consider a good resource for anybody wanting to understand Merkle trees:

https://www.derpturkey.com/merkle-tree-construction-and-proof-of-inclusion/ 
 Bookmarked! 
 Awesome, I was actually doing research on merkle trees.

Thank you!  
 what didn't you understand specifically? 
 It seemed to me impossible to verify with just the direct line to the root of hashes. And so it is.  Also sources kept saying H(AB) which I was pretty sure is wrong but I wanted to make sure I wasn't the one wrong. It is H(H(A)||H(B)) 
 got it 
 Thank you for leaving the ladder so we can climb up too. 
 Link isn’t loading for me 🙁 
 Huh, yeah, I can't get it to load either.