notes.husk.org/likes images.

72778546666

engineeringhistory-the-ibm-harvard-mark-i-or

engineeringhistory:

The IBM Harvard Mark I, or the Automatic Sequence Controlled Calculator (ASCC), an electromechanical computer built in 1944 for use by the U.S. Navy Bureau of Ships. The machine was built out of  switches, relays, rotating shafts, and clutches and weighed approximately 10,000 pounds.


Date posted: 2014/01/09 17:01:23
Date liked: 2014/01/09 18:01:18
168 Tumblr notes
Liked from: Notational
Notational reblogged from: emergentdigitalpractices
Originally posted by: engineeringhistory
Post tagged:

No tags

Automatically generated tags:
black and white photography 277
vintage technology 56
retro computing 38
computing history 35
ibm 14
mainframe computer 11
data processing 7
early computers 6
mid-century technology 4
electronic hardware 1