IEEE.org | IEEE Xplore Digital Library | IEEE Standards Association | IEEE Spectrum | More IEEE Sites

IEEE Membership & Staff

Log in with your GHN account to contribute new pages or to edit existing pages.

The Global History Network is dedicated to preserving and promoting the history of innovation in the fields of electrical engineering and its allied fields. More

See the links below for help and documentation on the GHN's functions.

May 24th
On this day in 1844 Samuel Morse demonstrated telegraphy by transmitting a message on a newly constructed line between Baltimore to Washington, D.C.

Featured articles

IEEE Global History Network > Special Pages > Contributions/Phil gebhardt

User contributions

From GHN

For Phil gebhardt (talk | block log | uploads | logs)

Jump to: navigation, search

Search for contributions Show contributions of new accounts only
IP address or username: Namespace: Deleted only

Only show edits that are latest revisions

From year (and earlier): From month (and earlier):

17:18, 12 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
16:16, 12 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
16:08, 12 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎ (Added File Attachment Turing00.jpg -> Creation failed: Unsupported filetype!)
16:08, 12 December 2011 (diff | hist) N File:Turing00.jpg ‎ (-> Creation failed: Unsupported filetype!) (top)
14:44, 12 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎
14:43, 12 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎
14:41, 12 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
14:34, 12 December 2011 (diff | hist) N File:Rejewski.jpg ‎ (-> Creation failed: Unsupported filetype!) (top)
14:34, 12 December 2011 (diff | hist) m File:Bomba.jpg ‎ (Added File Attachment Rejewski.jpg -> Creation failed: Unsupported filetype!) (top)
14:34, 12 December 2011 (diff | hist) N File:Bomba.jpg ‎ (-> Creation failed: Unsupported filetype!)
14:34, 12 December 2011 (diff | hist) m File:Cyclometer.jpg ‎ (Added File Attachment Bomba.jpg -> Creation failed: Unsupported filetype!) (top)
14:34, 12 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎ (Added File Attachment Cyclometer.jpg -> Creation failed: Unsupported filetype!)
14:34, 12 December 2011 (diff | hist) N File:Cyclometer.jpg ‎ (-> Creation failed: Unsupported filetype!)
10:09, 11 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
10:08, 11 December 2011 (diff | hist) N File:Nonsimple wire diagram.gif ‎ (-> Creation failed: Unsupported filetype!) (top)
10:08, 11 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎ (Added File Attachment Nonsimple wire diagram.gif -> Creation failed: Unsupported filetype!)
10:06, 11 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎
10:04, 11 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
09:59, 11 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎ (Added File Attachment Rotor exploded large.jpg -> Creation failed: Unsupported filetype!)
09:59, 11 December 2011 (diff | hist) N File:Rotor exploded large.jpg ‎ (-> Creation failed: Unsupported filetype!) (top)
09:57, 11 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
09:53, 11 December 2011 (diff | hist) N File:Simple wire overview.jpg ‎ (-> Creation failed: Unsupported filetype!) (top)
09:53, 11 December 2011 (diff | hist) m File:Enigma00.jpg ‎ (Added File Attachment Simple wire overview.jpg -> Creation failed: Unsupported filetype!) (top)
09:52, 11 December 2011 (diff | hist) N File:Enigma00.jpg ‎ (-> Creation failed: Unsupported filetype!)
09:52, 11 December 2011 (diff | hist) m File:Zimmermann Telegram.jpeg ‎ (Added File Attachment Enigma00.jpg -> Creation failed: Unsupported filetype!) (top)
09:52, 11 December 2011 (diff | hist) N File:Zimmermann Telegram.jpeg ‎ (Obtained at: http://upload.wikimedia.org/wikipedia/commons/thumb/8/8d/Zimmermann_Telegram.jpeg/225px-Zimmermann_Telegram.jpeg -> Creation failed: Unsupported filetype!)
09:52, 11 December 2011 (diff | hist) m The encryption war of WWII: the Enigma encryption machine ‎ (Added File Attachment Zimmermann Telegram.jpeg -> Creation failed: Unsupported filetype!)
09:49, 11 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
08:57, 11 December 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
07:42, 11 November 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
04:08, 10 November 2011 (diff | hist) The encryption war of WWII: the Enigma encryption machine ‎
04:12, 1 October 2011 (diff | hist) N The encryption war of WWII: the Enigma encryption machine ‎ (Brief overview and plan)

Retrieved from "http://www.ieeeghn.org/wiki/index.php/Special:Contributions/Phil_gebhardt"

Log in

GHN Home | About GHN | Help | Contact Us | Privacy | Terms & Conditions | MediaWiki

© Copyright 2012 IEEE — All Rights Reserved