Trackball (English Wikipedia)

Stilphen, Scott (2017). "Michael Albaugh interview". Atari Compendium. Archived from the original on 2 May 2021. Retrieved 2 May 2021. I saw a soccer game with one (I remember only that it was Japanese, and a soccer game. Taito is plausible)

atarigames.com (Global: low place; English: low place)

"Production Numbers" (PDF). Atari. 1999. Archived (PDF) from the original on 10 May 2013. Retrieved 19 March 2012.

axistive.com (Global: low place; English: low place)

Dennis van der Heijden (2006-03-15). "Alternative Pointing Systems for Mobility Impaired People". Axistive. Archived from the original on 2007-09-28. Retrieved 2007-06-05.

cdc.gov (Global: 251^st place; English: 248^th place)

"Center for Disease Control web page about computer ergonomics". Archived from the original on 2010-03-22. Retrieved 2017-09-17.

computerhistory.org (Global: 2,702^nd place; English: 1,789^th place)

"SIG-100 video terminal and mouse". Archived from the original on 2013-08-27. Retrieved 2013-08-03.

dondeq2.com (Global: low place; English: low place)

"Assassin 3D: Precision Deathmatch Controller". www.dondeq2.com. 30 November 2018. Archived from the original on 22 January 2021. Retrieved 17 December 2020.

engadget.com (Global: 613^th place; English: 442^nd place)

Topolsky, Joshua (July 30, 2010). "Apple Magic Trackpad Review". Engadget. Archived from the original on February 20, 2017. Retrieved September 17, 2017.

foldoc.org (Global: low place; English: low place)

This article is based on material taken from tracker+ball at the Free On-line Dictionary of Computing prior to 1 November 2008 and incorporated under the "relicensing" terms of the GFDL, version 1.3 or later.

gamespot.com (Global: 115^th place; English: 92^nd place)

Rouffa, Jonathan (1 March 2014). "Interview with Adrian "Kerp" Wetekam - "Mood kept going down every week"". www.gamespot.com. Archived from the original on 27 October 2021. Retrieved 17 December 2020.

heise.de (Global: 905^th place; English: 3,454^th place)

"Auf den Spuren der deutschen Computermaus" [In the footsteps of the German computer mouse] (in German). Heise Verlag. 2009-04-28. Archived from the original on 2013-11-27. Retrieved 2013-01-07.

ieee.org (Global: 912^th place; English: 722^nd place)

ewh.ieee.org

Vardalas, John (1994). "From DATAR To The FP-6000 Computer: Technological Change In A Canadian Industrial Context". IEEE Annals of the History of Computing. No. 2. IEEE. Archived from the original on 2008-09-07. Retrieved 2007-10-15.

ieeeghn.org (Global: low place; English: 9,546^th place)

Hill, Peter C. J. (2005-09-16). "RALPH BENJAMIN: An Interview Conducted by Peter C. J. Hill" (Interview). Interview #465. Archived from the original on 2013-10-15. Retrieved 2013-07-18.

lifewire.com (Global: low place; English: 8,195^th place)

"Logitech M570 Wireless Trackball Mouse Review: Unconventional Features". Lifewire. Archived from the original on 2020-08-15. Retrieved 2020-08-02.

pocket-lint.com (Global: low place; English: 8,617^th place)

"The history of Blackberry: The best BlackBerry phones". Archived from the original on 2020-08-06. Retrieved 2020-08-02.

sega.jp (Global: 3,337^th place; English: 3,545^th place)

"WORLD CUP（ワールドカップ）". Sega (in Japanese). Archived from the original on 2 May 2021. Retrieved 2 May 2021.

suedkurier.de (Global: 4,755^th place; English: low place)

Ebner, Susanne (2018-01-24). "Entwickler aus Singen über die Anfänge der Computermaus: "Wir waren der Zeit voraus"" [Singen-based developer about the advent of the computer mouse: "We were ahead of time"]. Leben und Wissen. Südkurier (in German). Konstanz, Germany: Südkurier GmbH. Archived from the original on 2021-03-02. Retrieved 2021-08-22.

techscoop.in (Global: low place; English: low place)

"Gaming Mouse that goes across multiple systems: Logitech's MX-Ergo Trackball Mouse". Archived from the original on 2017-09-14. Retrieved 2017-09-14.

telegraph.co.uk (Global: 40^th place; English: 27^th place)

Copping, Jasper (2013-07-11). "Briton: 'I invented the computer mouse 20 years before the Americans'". The Telegraph. Archived from the original on 2013-07-14. Retrieved 2013-07-18.

web.archive.org (Global: 1^st place; English: 1^st place)

Hill, Peter C. J. (2005-09-16). "RALPH BENJAMIN: An Interview Conducted by Peter C. J. Hill" (Interview). Interview #465. Archived from the original on 2013-10-15. Retrieved 2013-07-18.
Copping, Jasper (2013-07-11). "Briton: 'I invented the computer mouse 20 years before the Americans'". The Telegraph. Archived from the original on 2013-07-14. Retrieved 2013-07-18.
Vardalas, John (1994). "From DATAR To The FP-6000 Computer: Technological Change In A Canadian Industrial Context". IEEE Annals of the History of Computing. No. 2. IEEE. Archived from the original on 2008-09-07. Retrieved 2007-10-15.
"Auf den Spuren der deutschen Computermaus" [In the footsteps of the German computer mouse] (in German). Heise Verlag. 2009-04-28. Archived from the original on 2013-11-27. Retrieved 2013-01-07.
"ORBIT X-Y Ball Tracker". oldmouse.com. Archived from the original on 2013-10-05. Retrieved 2013-08-03.
"SIG-100 video terminal and mouse". Archived from the original on 2013-08-27. Retrieved 2013-08-03.
"Telefunken's 'Rollkugel'". oldmouse.com. Archived from the original on 2013-08-08. Retrieved 2013-08-03.
Ebner, Susanne (2018-01-24). "Entwickler aus Singen über die Anfänge der Computermaus: "Wir waren der Zeit voraus"" [Singen-based developer about the advent of the computer mouse: "We were ahead of time"]. Leben und Wissen. Südkurier (in German). Konstanz, Germany: Südkurier GmbH. Archived from the original on 2021-03-02. Retrieved 2021-08-22.
"WORLD CUP（ワールドカップ）". Sega (in Japanese). Archived from the original on 2 May 2021. Retrieved 2 May 2021.
"Production Numbers" (PDF). Atari. 1999. Archived (PDF) from the original on 10 May 2013. Retrieved 19 March 2012.
Stilphen, Scott (2017). "Michael Albaugh interview". Atari Compendium. Archived from the original on 2 May 2021. Retrieved 2 May 2021. I saw a soccer game with one (I remember only that it was Japanese, and a soccer game. Taito is plausible)
"Gaming Mouse that goes across multiple systems: Logitech's MX-Ergo Trackball Mouse". Archived from the original on 2017-09-14. Retrieved 2017-09-14.
"Assassin 3D: Precision Deathmatch Controller". www.dondeq2.com. 30 November 2018. Archived from the original on 22 January 2021. Retrieved 17 December 2020.
Rouffa, Jonathan (1 March 2014). "Interview with Adrian "Kerp" Wetekam - "Mood kept going down every week"". www.gamespot.com. Archived from the original on 27 October 2021. Retrieved 17 December 2020.
Topolsky, Joshua (July 30, 2010). "Apple Magic Trackpad Review". Engadget. Archived from the original on February 20, 2017. Retrieved September 17, 2017.
Dennis van der Heijden (2006-03-15). "Alternative Pointing Systems for Mobility Impaired People". Axistive. Archived from the original on 2007-09-28. Retrieved 2007-06-05.
For example, the Logitech Cordless Optical TrackMan.
"Center for Disease Control web page about computer ergonomics". Archived from the original on 2010-03-22. Retrieved 2017-09-17.
"The history of Blackberry: The best BlackBerry phones". Archived from the original on 2020-08-06. Retrieved 2020-08-02.
"Logitech M570 Wireless Trackball Mouse Review: Unconventional Features". Lifewire. Archived from the original on 2020-08-15. Retrieved 2020-08-02.

Trackball (English Wikipedia)

archive.org (Global: 6th place; English: 6th place)

ataricompendium.com (Global: low place; English: low place)

atarigames.com (Global: low place; English: low place)

axistive.com (Global: low place; English: low place)

cdc.gov (Global: 251st place; English: 248th place)

computerhistory.org (Global: 2,702nd place; English: 1,789th place)

dondeq2.com (Global: low place; English: low place)

engadget.com (Global: 613th place; English: 442nd place)

foldoc.org (Global: low place; English: low place)

gamespot.com (Global: 115th place; English: 92nd place)

heise.de (Global: 905th place; English: 3,454th place)

ieee.org (Global: 912th place; English: 722nd place)

ewh.ieee.org

ieeeghn.org (Global: low place; English: 9,546th place)

lifewire.com (Global: low place; English: 8,195th place)

pocket-lint.com (Global: low place; English: 8,617th place)

sega.jp (Global: 3,337th place; English: 3,545th place)

suedkurier.de (Global: 4,755th place; English: low place)

techscoop.in (Global: low place; English: low place)

telegraph.co.uk (Global: 40th place; English: 27th place)

web.archive.org (Global: 1st place; English: 1st place)

archive.org (Global: 6^th place; English: 6^th place)

cdc.gov (Global: 251^st place; English: 248^th place)

computerhistory.org (Global: 2,702^nd place; English: 1,789^th place)

engadget.com (Global: 613^th place; English: 442^nd place)

gamespot.com (Global: 115^th place; English: 92^nd place)

heise.de (Global: 905^th place; English: 3,454^th place)

ieee.org (Global: 912^th place; English: 722^nd place)

ieeeghn.org (Global: low place; English: 9,546^th place)

lifewire.com (Global: low place; English: 8,195^th place)

pocket-lint.com (Global: low place; English: 8,617^th place)

sega.jp (Global: 3,337^th place; English: 3,545^th place)

suedkurier.de (Global: 4,755^th place; English: low place)

telegraph.co.uk (Global: 40^th place; English: 27^th place)

web.archive.org (Global: 1^st place; English: 1^st place)