---
title: "ZX-91: ZX-81 10 Years Later n4"
id: 26876
type: "issue"
slug: "zx-91-zx-81-10-years-later-n4"
url: "http://localhost/issue/zx-91-zx-81-10-years-later-n4/"
markdown_url: "http://localhost/issue/zx-91-zx-81-10-years-later-n4.md"
published_at: "2020-09-03T00:16:06+00:00"
modified_at: "2022-12-11T01:00:24+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2020/09/BookReaderImages-92.jpg"
category:
  - name: "Periodicals"
    slug: "periodicals"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/"
  - name: "ZX-91: ZX-81 10 Years Later"
    slug: "zx-91-zx-81-10-years-later"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/zx-91-zx-81-10-years-later/"
periodical_issues:
  - id: 21224
    title: "ZX-91: ZX-81 10 Years Later"
    type: "periodical"
    url: "http://localhost/periodical/zx-91/"
number: "4"
issue_date: "1991"
issues_articles:
  - id: 21524
    title: "From the Desk of Bill Johnson"
    type: "article"
    url: "http://localhost/article/from-the-desk-of-bill-johnson-3/"
  - id: 21525
    title: "Dear QTS"
    type: "article"
    url: "http://localhost/article/dear-qts-3/"
  - id: 21526
    title: "Program to Reformat and Print"
    type: "article"
    url: "http://localhost/article/program-to-reformat-and-print/"
  - id: 21527
    title: "Reviews: TS2068 Basic Compilers"
    type: "article"
    url: "http://localhost/article/reviews-ts2068-basic-compilers/"
  - id: 21528
    title: "TS2068 Basic Tutor"
    type: "article"
    url: "http://localhost/article/ts2068-basic-tutor-3/"
  - id: 21529
    title: "Short TS1000 Programs"
    type: "article"
    url: "http://localhost/article/short-ts1000-programs/"
  - id: 21530
    title: "Review: TS2068 Speech Synthesizer"
    type: "article"
    url: "http://localhost/article/review-ts2068-speech-synthesizer/"
  - id: 21531
    title: "Screen Reader"
    type: "article"
    url: "http://localhost/article/screen-reader/"
  - id: 21532
    title: "Review: Penetrator"
    type: "article"
    url: "http://localhost/article/review-penetrator/"
  - id: 21533
    title: "TS2068 Machine Code Helpers"
    type: "article"
    url: "http://localhost/article/ts2068-machine-code-helpers/"
  - id: 21534
    title: "Short T/S Tips"
    type: "article"
    url: "http://localhost/article/short-t-s-tips-2/"
  - id: 20459
    title: "Sinclair/Timex Supporters"
    type: "article"
    url: "http://localhost/article/sinclair-timex-supporters-2/"
  - id: 20460
    title: "Hi!"
    type: "article"
    url: "http://localhost/article/hi/"
  - id: 20461
    title: "Knee-Use-N-N-Sirs (News and Answers)"
    type: "article"
    url: "http://localhost/article/knee-use-n-n-sirs-news-and-answers-2/"
  - id: 20462
    title: "Program: An Animal"
    type: "article"
    url: "http://localhost/article/program-an-animal/"
  - id: 20463
    title: "Program: Orbit around a planet"
    type: "article"
    url: "http://localhost/article/program-orbit-around-a-planet/"
  - id: 20464
    title: "Program: Screen Patterns"
    type: "article"
    url: "http://localhost/article/program-screen-patterns/"
archiveurl: "https://archive.org/stream/zx-91/ZX-91%20No%204"
---

# ZX-91: ZX-81 10 Years Later n4