diff --git a/README.md b/README.md
index 3f76e9f..ca33e42 100644
--- a/README.md
+++ b/README.md
@@ -157,6 +157,7 @@ Here are some places where you can learn with others or ask questions when you g
 ### Linux / command line
 
 - [x] Install and use Linux. [My post on switching to Linux](https://fpsvogel.com/posts/2023/switch-to-linux-from-windows) might give you some pointers.
+- [ ] 💲[Unix: A History and a Memoir](https://www.cs.princeton.edu/~bwk/memoir.html)
 - [ ] 💲[How Linux Works](https://nostarch.com/howlinuxworks3)
 - [ ] [The Linux Command Line](https://linuxcommand.org/tlcl.php)
 - [ ] [The Art of Command Line](https://github.com/jlevy/the-art-of-command-line)