File:Ruffner 2 map.jpg

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Map of extant surface works at Ruffner No. 2 mine. Surveyed by Panamerican Consultants for the Historic American Engineering Record (HAER AL-27)

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Historic American Engineering Record
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	Date/Time	Thumbnail	Dimensions	User	Comment
current	10:20, 8 February 2012		800 × 1,472 (262 KB)	Dystopos (talk \| contribs)	Map of extant surface works at Ruffner No. 2 mine. Surveyed by Panamerican Consultants for the Historic American Engineering Record ([http://www.loc.gov/pictures/collection/hh/item/al0962/ HAER AL-27])

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Author	Library of Congress
Width	13,632 px
Height	17,654 px
Bits per component	1
Compression scheme	CCITT Group 4 fax encoding
Pixel composition	Black and white (White is 0)
Orientation	Normal
Number of components	1
Horizontal resolution	400 dpi
Vertical resolution	400 dpi
Data arrangement	chunky format
Software used	Adobe Photoshop CS3 Macintosh
File change date and time	09:15, 8 February 2012
Color space	Uncalibrated