MIT Institute Archives & Special Collections

Project Whirlwind

Report R-209 Project Whirlwind report R-209 Forrester notes Forrester memo Close-up of magnetic core At test controls Whirlwind with vacuum tubes Whirlwind with magnetic core memory

 

From Project Whirlwind report R-209

Page from report R-209

From Project Whirlwind report R-209

Page from report R-209

Return to top

From Jay Forrester's notebook - Notes on magnetic storage for memory,
June 13, 1949

Jay Forrester notes

From Jay Forrester's notebook - Memo about magnetic storage for memory,
June 14, 1949

Jay Forrester memo

Return to top

Close-up of magnetic core memory showing 64x64 arrangement of magnetic elements on surface plane. circa 1954

Close-up of magnetic core memory

Return to top

Stephen Dodd, Jay Forrester, Robert Everett, and Ramona Ferenz at Whirlwind I test control in the Barta Building. 1950

At Whirlwind test control

Return to top

Whirlwind assembly (cover panel removed) with electrostatic storage tube in place. A total of 256 such tube assemblies provided 256 variable memory registers to write computer programs. 1950

With electrostatic storage tubes

Memory bank in Whirlwind. Banks of magnetic-core assemblies now replace electrostatic tube memory. 1953

With magnetic-core storage

Return to top

Photographs used with the permission of The MITRE Corporation.
Copyright © The MITRE Corporation. All Rights Reserved.

Jay Forrester's notebook from the MIT Magnetic Core Memory Patent Litigation records (AC 337) in the
MIT Institute Archives and Special Collections.


Return to exhibit
Return to Archives home page