---
title: "Lon Hildreth’s Notebook"
id: 52289
type: "document"
slug: "lon-hildreths-notebook"
url: "http://localhost/document/lon-hildreths-notebook/"
markdown_url: "http://localhost/document/lon-hildreths-notebook.md"
published_at: "2023-12-26T19:11:45+00:00"
modified_at: "2026-03-15T19:49:31+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2023/12/Lon-Hildreths-notebook_cover.jpeg"
excerpt: "Notebook consisting of notes about development of Timex Disk Operating System (TDOS) and CP/M for the Timex/Sinclair 2068. A re-typed copy of the notebook is also available on archive.org."
category:
  - name: "Documentation"
    slug: "documentation"
    taxonomy: "category"
    url: "http://localhost/category/documentation/"
post_tag:
  - name: "Timex Computer Corporation"
    slug: "timex-computer-corporation"
    taxonomy: "post_tag"
    url: "http://localhost/tag/timex-computer-corporation/"
  - name: "TS 2068"
    slug: "ts2068"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts2068/"
model:
  - name: "Timex/Sinclair 2068"
    slug: "ts-2068"
    taxonomy: "model"
    url: "http://localhost/model/ts-2068/"
indiv:
  - name: "Lon Hildreth"
    slug: "lon-hildreth"
    taxonomy: "indiv"
    url: "http://localhost/indiv/lon-hildreth/"
doc_author: "Lon Hildreth"
document_url: "https://archive.org/details/timex-computer-corp/Lon%20Hildreths%20notebook/mode/2up"
pages: 123
document_date: "1983-84"
related_content:
  - id: 52341
    title: "Lon Hildreth notes on making a cartridge"
    type: "document"
    url: "http://localhost/document/lon-hildreth-notes-on-making-a-cartridge/"
document_publisher:
  - id: 11401
    title: "Timex Computer Corporation"
    type: "company"
    url: "http://localhost/company/timex-computer-corporation/"
---

Notebook consisting of notes about development of Timex Disk Operating System (TDOS) and CP/M for the Timex/Sinclair 2068.

A [re-typed copy of the notebook](https://archive.org/details/timex-computer-corp/Lon%20Hildreth%27s%20Notebook%20%28typed%29/) is also available on archive.org.