Richard W. Clarke Collection on Magnetic Storage Drums, circa 1957-1970s. Finding Aid.

Summary Information

Title: Richard W. Clarke collection on magnetic storage drums
Dates: circa 1957-1970s
Creator: Clarke, Richard W.
Extent: 1 box (0.25 cubic feet)
Language: English
Collection Number: CBI 184
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.

Repository: University of Minnesota Libraries. Charles Babbage Institute.

Access and Use

Acquisition Information:

The collection was donated by Richard W. Clarke in 2007 and 2009.

Access Restrictions:

Access to the collection is unrestricted.

Copyright:

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).

Preferred Citation:

Richard W. Clarke Collection on Magnetic Storage Drums (CBI 184), Charles Babbage Institute, University of Minnesota, Minneapolis.

Biographical Note

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.

Collection Scope and Content Note

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.

Subject Terms

Index Terms

• 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.
• Clarke, Richard W.
• Sperry Rand Corporation. Univac Division.
• Magnetic drums -- Design and construction.

Box and Folder List

Location		Title
Box 1		Correspondence with Univac on Flying Wedge, 1965.  Box 1
		Curricula Vitae.  Box 1
		Data Action Corporation, 1969-1972. Box 1
		Data Action Corporation, 1970.  Box 1
		"Engineering Specification for 880 Magnetic Drum Storage Unit," November 1961.  Box 1
		Information on Flying Wedge, 1957, 1965.  Box 1
		Information on Magnetic Storage Drums.  Box 1
		Photographs of Flying Wedge.  Box 1
		Photographs of Flying Wedge Prototype, February 1957.  Box 1
		Photographs of Flying Wedge Prototype with Detailed View of Heads, February 1957.  Box 1
		Photographs of Flying Wedge Spring Steel-Band Prototype, February 1957.  Box 1
		Series of Notes on the Development of a Multiple Channel Flying Head System, November 12, 1957.  Box 1
		Univac FH400 Prototype Photographs. February 1957.  Box 1
		Univac FH880 Magnetic Drum Unit Report, Larry Mathews, November 1961.  Box 1