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Actual Original Sketch of the Ethernet Concept
By Bob Metcalfe

The following is a composite of sketches of Ethernet drawn by Bob Metcalfe while he was a researcher at Xerox PARC and included in the first internal Xerox memo about Ethernet. This sketch comes courtesy of Palo Alto Research Center.

The sketch below is included in a memo titled:

MAY 22, 1973

TO: ALTO ALOHA DISTRIUBTION
FROM: BOB METCALFE
SUBJECT: ETHER ACQUISITION

HERE IS SOME ROUGH STUFF ON THE ALTO ALOHA NETWORK.

For reuse of this image or the full contents of the original memo contact PARC media relations at our PARC notice page.



Ethernet sketch
(composite, (click for higher resolution view)
Image courtesy of the Palo Alto Research Center, see this notice for terms of use.

See Also:


See a tap and transceiver from the Ethernet network
taken from the ceiling at Xerox PARC.

Another Early Drawing of Ethernet by Bob Metcalfe.

Ethernet at 30, anniversary celebration hosted by PARC.

Vincent Marcello's seven part article on the history and functioning of the Internet.

Alan Freier's Wildflower site hosted by the DigiBarn, all about the Xerox D-Machines.

 

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