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<ead audience="external"> 
  <eadheader audience="internal" langencoding="iso639-2b" repositoryencoding="iso15511" scriptencoding="iso15924" dateencoding="iso8601" countryencoding="iso3166-1" relatedencoding="Dublin Core"> 
	 <eadid countrycode="mnu" mainagencycode="MnU" publicid="-//us::University of Minnesota, Twin Cities::Charles Babbage Institute//TEXT us::MnU::cbi00184.xml::Richard W. Clarke Collection on Magnetic Storage Drums, circa 1957-1970s//EN">
		cbi00184</eadid> 
	 <filedesc> 
		<titlestmt> 
		  <titleproper encodinganalog="Title">Richard W. Clarke Collection on
			 Magnetic Storage Drums, circa 1957-1970s. Finding Aid. </titleproper> 
		  <author encodinganalog="Contributor">Prepared by Karen Spilman,
			 2007.</author> 
		</titlestmt> 
		<publicationstmt> 
		  <publisher encodinganalog="Publisher">University of Minnesota
			 Libraries</publisher> 
		  <date encodinganalog="Date">2007</date> 
		  <address> 
			 <addressline>University of Minnesota Libraries</addressline> 
			 <addressline>Minneapolis, MN 55455</addressline> 
		  </address> 
		</publicationstmt> 
	 </filedesc> 
	 <profiledesc> 
		<creation>EAD encoding by Karen Spilman, 
		  <date>2007.</date></creation> 
		<langusage> <language encodinganalog="Language" langcode="eng">English</language></langusage> 
	 </profiledesc> 
  </eadheader> 
  <archdesc level="collection" relatedencoding="MARC21"> 
	 <did> 
		<repository encodinganalog="852$a" label="Repository: ">University of
		  Minnesota Libraries. <subarea>Charles Babbage Institute. [cbi]</subarea></repository> 
		<origination label="Creator: ">
		  <persname source="local" rules="aacr2" role="creator" encodinganalog="100">Clarke, Richard W.</persname></origination> 
		<unittitle encodinganalog="245$a" label="Title: ">Richard W. Clarke
		  collection on magnetic storage drums</unittitle> 
		<unitdate normal="1957/1979" encodinganalog="245$f" type="inclusive" label="Dates">circa 1957-1970s</unitdate> 
		<physdesc label="Quantity: "> <extent encodinganalog="300">1 box (0.25
		  cubic feet)</extent></physdesc> 
		<abstract encodinganalog="520" label="Abstract: ">Collection contains
		  information on magnetic drum storage, including photographs and background
		  information on the Flying Head Drum, patented by Richard W. Clarke in
		  1965.</abstract> 
		<unitid encodinganalog="099" countrycode="mnu" repositorycode="MnU" label="Collection Number: ">CBI 184</unitid>
		<langmaterial encodinganalog="546" label="Language">
		<language encodinganalog="041" langcode="eng">English</language>
		</langmaterial> 
	 </did> <descgrp> 
	 <head>Administrative Information</head> 
	 <acqinfo> 
		<head>Acquisition: </head> 
		<p>The collection was donated by Richard W. Clarke in 2007. </p> 
	 </acqinfo> 
	 <accessrestrict encodinganalog="506"> 
		<head>Access to materials: </head> 
		<p>Access to the collection is unrestricted.</p> 
	 </accessrestrict> 
	 <userestrict encodinganalog="540"> 
		<head>Copyright: </head> 
		<p>The Charles Babbage Institute holds the copyright to all materials in
		  the collection, except for items covered by a prior copyright (such as
		  published materials). Researchers may quote from the collection under the fair
		  use provisions of the copyright law (Title 17, U.S. Code).</p> 
	 </userestrict> 
	 <prefercite> 
		<head>Preferred Citation: </head> 
		<p>Richard W. Clarke Collection on Magnetic Storage Drums (CBI 184),
		  Charles Babbage Institute, University of Minnesota, Minneapolis. </p> 
	 </prefercite></descgrp> 
	 <bioghist> 
		<head>Biographical Note</head> 
		<p>Richard W. Clarke worked at Remington Rand Univac, and later for the
		  Control Data Corporation. In 1957, during his tenure with Remington Rand
		  Univac, Clarke, along with Sherman A. Sundin, invented the Flying Wedge Loading
		  and Mounting Apparatus. Their invention was awarded a patent by Univac in 1965.
		  </p> 
	 </bioghist> 
	 <scopecontent encodinganalog="520"> 
		<head>Scope and Content Note</head> 
		<p>The collection contains information on magnetic drum storage,
		  including photographs and background information on the Flying Head Drum,
		  patented by Richard W. Clarke in 1965. The photographs were removed from a
		  three ring binder and retained in original order. Photograph captions were
		  taken verbatim from notes attached to the original pages in the binder. </p> 
	 </scopecontent> 
	 <controlaccess> 
		<head>Index Terms</head> 
		<p>This collection is indexed under the following headings in the catalog
		  of the University of Minnesota Libraries. Researchers desiring materials about
		  related topics, persons or places should search the catalog using these
		  headings. </p> 
		<persname encodinganalog="600 1" source="local" rules="aacr2">Clarke,
		  Richard W.</persname> 
		<corpname encodinganalog="610" source="lcnaf" rules="aacr2">Remington
		  Rand, Inc.</corpname> 
		<subject encodinganalog="650" source="lcsh">Magnetic drums -- Design and
		  construction. </subject> 
	 </controlaccess> 
	 <dsc> 
		<head>Box and Folder List</head> 
		<p>The following section contains a detailed listing of the materials in
		  the collection. </p> 
		<c01 level="file"> 
		  <did> 
			 <container type="box">1</container>
			 <container type="folder">1</container>
			 <unittitle>Information on Flying Wedge, </unittitle> 
			 <unitdate type="inclusive">1957, 1965. </unitdate> 
		  </did> 
		</c01>
		<c01 level="file"> 
		  <did> 
			 <container type="box">1</container>
			 <container type="folder">2</container>
			 <unittitle>Photographs of Flying Wedge. </unittitle> 
		  </did> 
		</c01> 
		<c01 level="file"> 
		  <did> 
			 <container type="box">1</container>
			 <container type="folder">3</container>
			 <unittitle>Miscellaneous Information on Magnetic Storage Drums.
				</unittitle> 
		  </did> 
		</c01>
		<c01 level="file"> 
		  <did> 
			 <container type="box">1</container>
			 <container type="folder">4</container>
			 <unittitle>"Engineering Specifications for 880 Magnetic Drum Storage
				Unit," </unittitle> 
			 <unitdate type="inclusive">November 1961. </unitdate> 
		  </did> 
		</c01>
	 </dsc> 
  </archdesc> 
</ead>
