File:TitanII MGC magnetic drum.jpg

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Description
English: Magnetic drum memory unit used in Titan II MGC (the ASC-15 made by IBM)
Date
Source “Missile Launch/Missile Officer (LGM-25) Missile Systems.” USAF, Sheppard Technical Training Center, May 1967. Student Study Guide OBR1821F/3121f-V-1 thru 4, Volume I of II
Author Edgar Durbin

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Public domain
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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current21:19, 11 December 2008Thumbnail for version as of 21:19, 11 December 20081,584 × 1,928 (468 KB)EdgarDurbin (talk | contribs){{Information |Description={{en|1=Magnetic drum memory unit used in Titan II MGC (the ASC-15 made by IBM)}} |Source=“Missile Launch/Missile Officer (LGM-25) Missile Systems.” USAF, Sheppard Technical Training Center, May 1967. Student Study Guide OBR1

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