![IBM Automatic Sequence Controlled Calculator (Mark I), circa 1944 - US Patent and Trademark Office - USA Stock Photo - Alamy IBM Automatic Sequence Controlled Calculator (Mark I), circa 1944 - US Patent and Trademark Office - USA Stock Photo - Alamy](https://c8.alamy.com/comp/FJ8CE3/ibm-automatic-sequence-controlled-calculator-mark-i-circa-1944-us-FJ8CE3.jpg)
IBM Automatic Sequence Controlled Calculator (Mark I), circa 1944 - US Patent and Trademark Office - USA Stock Photo - Alamy
![CFS Alberta on Twitter: "IBM presented the “Automatic Sequence Controlled Calculator” to Harvard University 77 years ago today. It was a general-purpose electromechanical computer that Harvard later renamed “Harvard Mark I”. #onthisday # CFS Alberta on Twitter: "IBM presented the “Automatic Sequence Controlled Calculator” to Harvard University 77 years ago today. It was a general-purpose electromechanical computer that Harvard later renamed “Harvard Mark I”. #onthisday #](https://pbs.twimg.com/media/E8N4t9JVcAA0nhb.jpg)
CFS Alberta on Twitter: "IBM presented the “Automatic Sequence Controlled Calculator” to Harvard University 77 years ago today. It was a general-purpose electromechanical computer that Harvard later renamed “Harvard Mark I”. #onthisday #
![RS в Twitter: „ON THIS DAY | In 1939, Harvard and IBM signed an agreement to build the Mark I, also known as the IBM Automatic Sequence Controlled Calculator (ASCC). It weighed RS в Twitter: „ON THIS DAY | In 1939, Harvard and IBM signed an agreement to build the Mark I, also known as the IBM Automatic Sequence Controlled Calculator (ASCC). It weighed](https://pbs.twimg.com/media/ExyejeWUYAEo0jR.jpg:large)
RS в Twitter: „ON THIS DAY | In 1939, Harvard and IBM signed an agreement to build the Mark I, also known as the IBM Automatic Sequence Controlled Calculator (ASCC). It weighed
![A Manual of Operation for the Automatic Sequence Controlled Calculator OFFERED WITH the Very Rare 1945 IBM brochure for the Automatic Sequence Controlled Calculator | Comdr. Howard H. Aiken, James Bryant Conant, Staff A Manual of Operation for the Automatic Sequence Controlled Calculator OFFERED WITH the Very Rare 1945 IBM brochure for the Automatic Sequence Controlled Calculator | Comdr. Howard H. Aiken, James Bryant Conant, Staff](https://www.kuenzigbooks.com/pictures/27544_1.jpg)
A Manual of Operation for the Automatic Sequence Controlled Calculator OFFERED WITH the Very Rare 1945 IBM brochure for the Automatic Sequence Controlled Calculator | Comdr. Howard H. Aiken, James Bryant Conant, Staff
![Bonhams : HARVARD MARK I MANUAL [HOPPER, GRACE.] Staff of the Computation Laboratory. A Manual of Operation for the Automatic Sequence Controlled Calculator. Cambridge: Harvard University Press: 1946. Bonhams : HARVARD MARK I MANUAL [HOPPER, GRACE.] Staff of the Computation Laboratory. A Manual of Operation for the Automatic Sequence Controlled Calculator. Cambridge: Harvard University Press: 1946.](https://images2.bonhams.com/image?src=Images/live/2020-10/04/25007833-13-1.jpg&width=640&height=480&autosizefit=1)
Bonhams : HARVARD MARK I MANUAL [HOPPER, GRACE.] Staff of the Computation Laboratory. A Manual of Operation for the Automatic Sequence Controlled Calculator. Cambridge: Harvard University Press: 1946.
![1944 Computer History: IBM ASCC "Harvard Mark 1" world's largest electro-mechanical calculator - YouTube 1944 Computer History: IBM ASCC "Harvard Mark 1" world's largest electro-mechanical calculator - YouTube](https://i.ytimg.com/vi/bN7AdQmd8So/maxresdefault.jpg)
1944 Computer History: IBM ASCC "Harvard Mark 1" world's largest electro-mechanical calculator - YouTube
![27 mar 1944 año - Havard Mark 1 or the IBM automatic Sequence Controlled Calculator (Cinta de tiempo) 27 mar 1944 año - Havard Mark 1 or the IBM automatic Sequence Controlled Calculator (Cinta de tiempo)](https://time.graphics/uploadedFiles/500/8a/a5/8aa5dfb8ea6f95d84d2cd08ff4ca2ba0.jpg)
27 mar 1944 año - Havard Mark 1 or the IBM automatic Sequence Controlled Calculator (Cinta de tiempo)
![Harvard University's IBM automatic Sequence Controlled Calculator | 102630710 | Computer History Museum Harvard University's IBM automatic Sequence Controlled Calculator | 102630710 | Computer History Museum](https://archive.computerhistory.org/resources/still-image/IBM/IBM_SSEC/harvard_university.part2_ibm_auto_seq_control.caaug_1944.102630710.lg.jpg)
Harvard University's IBM automatic Sequence Controlled Calculator | 102630710 | Computer History Museum
![IBM Automatic Sequence Controlled Calculator (Mark I), circa 1944 - US Patent and Trademark Office - USA Stock Photo - Alamy IBM Automatic Sequence Controlled Calculator (Mark I), circa 1944 - US Patent and Trademark Office - USA Stock Photo - Alamy](https://c8.alamy.com/comp/FJ8CE4/ibm-automatic-sequence-controlled-calculator-mark-i-circa-1944-us-FJ8CE4.jpg)
IBM Automatic Sequence Controlled Calculator (Mark I), circa 1944 - US Patent and Trademark Office - USA Stock Photo - Alamy
![Charles Babbage and Howard Aiken. How the Analytical Engine influenced the IBM Automatic Sequence Controlled Calculator aka The Harvard Mk I – Virtual Travelog Charles Babbage and Howard Aiken. How the Analytical Engine influenced the IBM Automatic Sequence Controlled Calculator aka The Harvard Mk I – Virtual Travelog](http://virtualtravelog.net/images/2004-03-ASCC_Right.png)