File:Telephone Switching Systems B Board Machine Originated Calls.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	22:50, 15 February 2012		612 × 489 (318 KB)	Beichner (talk \| contribs)

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Orientation	Normal
Horizontal resolution	96 dpi
Vertical resolution	96 dpi
Software used	Adobe Photoshop CS2 Windows
File change date and time	14:35, 19 January 2009
Color space	Uncalibrated
Image width	612 px
Image height	489 px
Date and time of digitizing	06:35, 19 January 2009
Date metadata was last modified	06:35, 19 January 2009