File:Harwell-dekatron-witch-computer-under-resotoration-2010-03-13.jpg : Soft.lk - A Premium Software Developers - Meet one of the most powerful and intuitive POS systems for retail in Sri Lanka

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	11:42, 18 January 2013		3,878 × 2,848 (6.69 MB)	Jacek Halicki	Perspektywa
	14:10, 19 March 2010		3,878 × 2,848 (5.37 MB)	Pratyeka	{{Information \|Description={{en\|1=The WITCH (Harwell Dekatron) computer under restoration at the British National Museum of Computing, Bletchley Park, 2010-03-13.}} \|Source={{own}} \|Author=Pratyeka \|Date=2010-03-13 \|Permission= \|other_ve

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Image title	The WITCH (Harwell Dekatron) computer under restoration at the British National Museum of Computing, Bletchley Park, 2010-03-13.
Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D5000
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Date and time of data generation	15:54, 13 March 2009
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File change date and time	12:36, 18 January 2013
Y and C positioning	Co-sited
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Exif version	2.21
Date and time of digitizing	15:54, 13 March 2009
Meaning of each component	Y Cb Cr does not exist
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Maximum land aperture	3.6 APEX (f/3.48)
Metering mode	Pattern
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Flash	Flash did not fire
DateTime subseconds	00
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DateTimeDigitized subseconds	00
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Unique image ID	da957a541cfda675a2622a488639a26a
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Date metadata was last modified	13:36, 18 January 2013
IIM version	21,513