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FMSLogo

interpreter for the logo programming language

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionMay 16, 2026
Entity authorityQ21955263
Source-derived summary

FMSLogo is a free implementation of a computing environment called Logo, which is an educational interpreter language. GUI and Extensions were developed by George Mills at MIT. Its core is the same as UCBLogo by Brian Harvey. It is free software, with source available, written with Borland C++ and WxWidgets.

FMSLogo supports multiple turtles, and 3D Graphics. FMSLogo allows input from COM ports and LPT ports. FMSLogo also supports a windows interface thus I/O is available through this GUI- and keyboard and mouse events can trigger interrupts. Simple GIF animations may also be produced with the GIFSAVE command. Jim Muller wrote The Great Logo Adventure, a complete Logo manual using MSWLogo as the demonstration language.

FMSLogo evolved from MSWLogo: An Educational Programming Environment, a free, open source implementation of the Logo programming language for Microsoft Windows. It is released under the GPL and is mainly developed and maintained by David Costanzo.

Editorial summary

Begin with the source’s own compact description: “FMSLogo” is interpreter for the logo programming language. The dossier treats that line as a proposition to test through FMSLogo, interpreter and logo, not as a finished interpretation.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current 151-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. For this dossier, FMSLogo, interpreter and logo is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “interpreter for the logo programming language” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated May 16, 2026. The linked authority identifier is Q21955263. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
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The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “FMSLogo”, its source revision and the description used here.
  2. Expand the search: follow FMSLogo primary sources, FMSLogo archive and FMSLogo research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “FMSLogo”?
  2. What terminology or title could unlock a more precise catalogue search?
  3. Which cited source is closest to the event, object or claim?
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Source & attribution

This entry incorporates text from FMSLogo” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.