Check this comment where you can find multiple versions of this pdf: "I've seen ...

Check this comment where you can find multiple versions of this pdf:

"I've seen this scan, what seems like a better digitized version of the same text, and this more formal-looking document, but they all refer to the essay in retrospect"

[Programming as Theory Building - Peter Naur](https://gist.github.com/onlurking/fc5c81d18cfce9ff81bc968a7f...)