File:Skyhook air 1957.jpg

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DescriptionSkyhook air 1957.jpg	English: In September 1957, the unmanned Skyhook balloon was launched to take the sharpest photographs of the sun yet taken. Skyhook was part of the Office of Naval Research's Project Stratoscope.
Source	US Navy
Author	US Navy

	This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
	This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

PDMCreative Commons Public Domain Mark 1.0falsefalse

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2005-05-13 09:17 PDH 623×830× (89846 bytes) In September 1957, the unmanned Skyhook balloon was launched to take the sharpest photographs of the sun yet taken. Skyhook was part of the Office of Naval Research's Project Stratoscope. {{PD-USGov-Military-Navy}

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:38, 30 August 2019		623 × 830 (115 KB)	Bubba73	increase contrast
	13:40, 13 August 2009		623 × 830 (88 KB)	File Upload Bot (Magnus Manske)	{{BotMoveToCommons\|en.wikipedia\|year={{subst:CURRENTYEAR}}\|month={{subst:CURRENTMONTHNAME}}\|day={{subst:CURRENTDAY}}}} {{Information \|Description={{en\|In September 1957, the unmanned Skyhook balloon was launched to take the sharpest photographs of the su

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Width	623 px
Height	830 px
Pixel composition	Black and white (Black is 0)
Orientation	Normal
Number of components	4
Horizontal resolution	150 dpi
Vertical resolution	150 dpi
Software used	Adobe Photoshop Elements 16.0 (Windows)
File change date and time	16:37, 30 August 2019
Exif version	2.21
Color space	Uncalibrated
Unique ID of original document	adobe:docid:photoshop:9f4bfd11-1154-11d8-afb7-be2e74905a2b
Date and time of digitizing	12:36, 30 August 2019
Date metadata was last modified	12:37, 30 August 2019
Copyright status	Copyright status not set