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Picture tube cumulative file, 1938-2004

 Sub-Series
Accession: 2464-74Identifier: 2464-74-X.-B.

Dates

  • Creation: 1938-2004

Scope and Content

The subseries contains many, but not necessarily all, final drafts of tube specifications published by RCA and Thomson. The series also contains a tube model desktop rotary file (i.e., a “Rolodex”) used to track tube model development. (Rough drafts for many of the tube specifications in this subseries can be found in the “tube specification process files” subseries.)

Extent

From the Collection: 91 Linear Feet

Language of Materials

From the Collection: English

Additional Description

Access Restrictions

This collection contains material from the Manuscripts and Archives Department (M&A) and the Audiovisual Collections and Digital Initiatives Department (AVD). Box prefixes indicate which department holds an individual file or item.

All materials are subject to a 25-year time seal measured from date of creation, except series II. Company serials and series VII. Product promotional literature.

Film materials, negatives and slides are housed in cold storage and must reacclimate prior to viewing (Film Cans 1-2, Boxes AVD8 and AVD9). Please contact the Audiovisual Collections and Digital Initiatives Department at least 48 hours in advance of research visit.

Boxes M&A 925 to M&A 987 are stored offsite. Please contact the Manuscripts and Archives Department at least 48 hours in advance of research visit.

Related Names

Creator

Repository Details

Repository Details

Part of the Manuscripts and Archives Repository

Contact:
PO Box 3630
Wilmington Delaware 19807 USA
302-658-2400