[plt-scheme] Great books on algorithms?

Matthias Felleisen wrote:

> P.S John Stone at Grinnell started a project like that, though with a 
> focus on standard Scheme and multiple-value versions of functions to 
> keep things functional. I must admit that I don't know where is effort 
> ended and stands. It might be worth checking out.

I can preorder it on Amazon.com... but it has a listed publication date 
of February 2020. --PR