For those playing along at home, Internet Archive have a scanned copy to borrow.
The cover is unique & thoughtful.
Can read the Table of Contents without ‘borrowing’.

<https://archive.org/details/unixprimer0000lomu/mode/2up>

On 3 Jun 2024, at 01:52, Douglas McIlroy <douglas.mcilroy@dartmouth.edu> wrote:

I keep Lomuto and Lomuto, "A Unix Primer", Prentice-Hall (1983) on my shelf, not as a reference, but because I like to savor the presentation. The Lomutos manage to impart the Unix ethos while maintaining focus on the title in a  friendly style that is nevertheless succinct and accurate.

Doug

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