American Memory: Technical summary

Inside an American Factory
The Westinghouse Works, 1904


Collection Overview

Actuality motion pictures showing various views of Westinghouse companies. Most prominently featured are the Westinghouse Air Brake Company, the Westinghouse Electric and Manufacturing Company, and the Westinghouse Machine Company. The films were intended to showcase the company's operations. Exterior and interior shots of the factories are shown along with scenes of male and female workers performing their duties at the plants.
Source collection
Paper Prints Motion Picture Collection , Motion Picture, Broadcasting, and Recorded Sound Division
Technical features
Silent motion picture footage originally shot at about 15 frames per second.
Original material formats
Number of original items
Status of collection
Available online as of November 1997.
Public access
The Library is not aware of any restrictions that inhibit public access to this collection. See notes on rights and restrictions provided by the Library to users of this collection.

Aids to intellectual access

Type & granularity
MARC bibliographic records. Each bib. record describes a single item.
Sample bibliographic display in American Memory.
Linking to digital reproductions
Bibliographic record contains identifier used in filenames for all versions and segments of movie. MPEG and QuickTime files for motion pictures longer than four minutes are divided into segments.

Digital reproductions

Total file-space for digital reproductions: 1 Gbyte

Motion Pictures Service file Service file Inline thumbnail
(still image)
Marker Filename extension ".mpg" Filename extension ".mov" Filename ends "t"
Formats MPEG-1 QuickTime GIF
Data rate ca. 1.2 Mbits/sec ca. 640 Kbits/sec 8 bit
Image size 320x240 pixels 160x120 pixels 300x100 pixels
Frame rate 30 fps 10-15 fps n/a
Color depth n/a 24 bits 8 bits
Approx. file size range 6-31 Mbytes 3-18 Mbytes 90 Kbytes
Quantity 25 25 21
Sample Sample MPEG Sample QuickTime Sample thumbnail

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Technical notes: [Documents] [Images] [Maps] [Sound recordings] [Motion pictures]