File:Ray Lyman Wilbur with first spike from Boulder Dam cph.3b21644.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	21:55, 12 February 2013		1,149 × 1,488 (819 KB)	commons>Holly Cheng	{{Information \|Description ={{en\|1=U.S. Secretary of the Interior en:Ray Lyman Wilbur holding silver spike railroad tie and hammer from Boulder Dam (Hoover Dam) construction scene}} \|Source ={{LOC-image\|id=cph.3b21644}} \|Author ...

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Author	Library of Congress
Width	1,207 px
Height	1,536 px
Compression scheme	Uncompressed
Pixel composition	Black and white (Black is 0)
Orientation	Normal
Number of components	1
Horizontal resolution	1,200 dpi
Vertical resolution	1,200 dpi
Software used	Adobe Photoshop CS5 Windows
File change date and time	13:52, 12 February 2013
Color space	Uncalibrated
Date and time of digitizing	05:50, 12 February 2013
Date metadata was last modified	05:52, 12 February 2013
Unique ID of original document	xmp.did:3BF723725E75E211AE34D6CA4F8D39B7
IIM version	36,048