Editing Ptolemy (section)

==External links==
{{Commons|Κλαύδιος Πτολεμαῖος|Ptolemy}}
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* [https://penelope.uchicago.edu/Thayer/E/Roman/Texts/Ptolemy/Tetrabiblos/home.html Ptolemy's Tetrabiblos at LacusCurtius] (Transcription of the [[Loeb Classical Library]]'s English translation)
* [http://www.sacred-texts.com/astro/ptb/index.htm Entire ''Tetrabiblos'' of J.M. Ashmand's 1822 translation.]
* [https://penelope.uchicago.edu/Thayer/E/Gazetteer/Periods/Roman/_Texts/Ptolemy/home.html Ptolemy's Geography at LacusCurtius] (English translation, incomplete)
* [http://dsr.nii.ac.jp/toyobunko/III-2-F-b-2/V-1/page/0162.html.ja Extracts of Ptolemy on the country of the Seres (China)] (English translation)
* [http://www.wilbourhall.org/index.html#ptolemy ''Almagest'' books 1–13] The complete text of Heiberg's edition (PDF) Greek.
* [https://archive.org/details/pt1claudiiptolemaei01ptoluoft ''Almagest'' books 1–6] {{in lang|el}} with preface {{in lang|la}} at [[Internet Archive|archive.org]]
* [http://roderic.uv.es/uv_ms_0693 ''Geography''], digitised codex made in Italy between 1460 and 1477, translated to Latin by Jacobus Angelus at [http://roderic.uv.es/handle/10550/43 Somni]. Also known as ''codex valentinus'', it is the oldest manuscript of the codices with maps of Ptolemy with the donis projections.

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* [http://hdl.loc.gov/loc.rbc/general.23472.1 Hieronymi Cardani ... In Cl. Ptolemaei ... IIII De astrorum judiciis] From the Rare Book and Special Collection Division at the [[Library of Congress]]
* [http://hdl.loc.gov/loc.rbc/General.17936 Almagestū Cl. Ptolemei] From the Rare Book and Special Collection Division at the [[Library of Congress]]
* {{Cite EB1911|wstitle= Ptolemy | volume=22|first1= Edward Herbert |last1 =Bunbury |author1link= Edward Herbert Bunbury|first2=Charles Raymond|last2=Beazley|authorlink2=Raymond Beazley|pages=618–626 |short=1}}
* Franz Boll (1894), "[http://daten.digitale-sammlungen.de/~db/0006/bsb00065773/images/ Studien über Claudius Ptolemaeus. Ein Beitrag zur Geschichte der griechischen Philosophie und Astrologie]" In: ''Neue Jahrbücher für Philologie und Pädagogik'', Supplementband&nbsp;21,2. Teubner, Leipzig, pp.&nbsp;49–244.
* {{cite web|url=http://obs.nineplanets.org/psc/theman.html|publisher=obs.nineplanets.org|title=Ptolemy, the Man|first=Bill|last=Arnett|access-date=24 November 2008|year=2008|archive-url=https://web.archive.org/web/20050529010926/http://obs.nineplanets.org/psc/theman.html|archive-date=29 May 2005|url-status=dead}}
* {{cite web|title=Cartographic Images of the World on the Eve of the Discoveries|first=Gerald|last=Danzer|author-link=Gerald Danzer|publisher=The Newberry Library|year=1988|url=http://www.newberry.org/smith/slidesets/ss08.html|access-date=26 November 2008|archive-date=27 September 2011|archive-url=https://web.archive.org/web/20110927055557/http://www.newberry.org/smith/slidesets/ss08.html|url-status=dead}}
* {{cite web|url=http://wwwuser.gwdg.de/~fhasele/ptolemaeus/index.html|title=Κλαυδιου Πτολεμιου: Γεωγραφικῆς Ύφηγήσεως (Geographie)|first=Frank|last=Haselein|year=2007|access-date=24 November 2008|publisher=Frank Haselein|language=de, en|url-status=dead|archive-url=https://web.archive.org/web/20080918003658/http://wwwuser.gwdg.de/~fhasele/ptolemaeus/index.html|archive-date=18 September 2008}}
* {{cite web |first=Deborah |last=Houlding |year=2003 |title=The life & work of Ptolemy |website=Skyscript.co |url=http://www.skyscript.co.uk/ptolemy.html |access-date=24 November 2008 }}
* {{cite web |first=Ben |last=Sprague |date=2001–2007 |title=Claudius Ptolemaeus (Ptolemy): Representation, understanding, and mathematical labeling of the spherical Earth |publisher=Center for Spatially Integrated Social Science |url=http://www.csiss.org/classics/content/76 |archive-url=https://web.archive.org/web/20030308192510/http://csiss.org/classics/content/76 |url-status=usurped |archive-date=8 March 2003 |access-date=26 November 2008}}
* [https://web.archive.org/web/20081205163915/http://jove.geol.niu.edu/faculty/stoddard/JAVA/ptolemy.html Java simulation of the Ptolemaic System] – at Paul Stoddard's Animated Virtual Planetarium, Northern Illinois University
* {{YouTube|Plxed3JVOnI|Animation of Ptolemy's two Solar hypotheses}}
* [https://web.archive.org/web/20080516005122/http://www.phy.syr.edu/courses/java/demos/kennett/Epicycle/Epicycle.html Epicycle and deferent demo] – at Rosemary Kennett's website at [[Syracuse University]]
* [https://people.sc.fsu.edu/~dduke/ptolemy.html Flash animation of Ptolemy's universe.] (best in Internet Explorer)
* [http://hos.ou.edu/galleries//02LateAncient/Ptolemy/ High resolution images] of works by Ptolemy in .jpg and .tiff format. Online Galleries, History of Science Collections, [[University of Oklahoma]] Libraries. 
* [https://digi.vatlib.it/view/MSS_Vat.gr.1291 Codex Vaticanus graecus 1291 (Vat.gr.1291) in Vatican Digital Library] - Complete reproduction of the 9th century manuscript of Ptolemy's ''Handy Tables''.
* {{Cite journal |last=Papaspirou |first=Panagiotis |year=2014 |title=The work of Claudius Ptolemy, as the epitome of the Macedonian Legacy in History, and of the Hellenistic and Alexandrian Science and Civilization. |url=https://ojs.aims.edu.au/index.php/msj/article/view/24 |journal=Macedonian Studies Journal |volume=1 |issue=1}}
* [https://ptolemaeus.badw.de/project Database of the Arabic and Latin versions of Ptolemy’s astronomical and astrological texts and related material]
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