Image:
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Exchange Building.sid

Compression:
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File type: 		TIFF
Input filesize:        	10.8 MB
Output filesize: 	.427 MB
Zoom Resolution Levels:	
	0.............  300 dpi
	1.............  150 dpi
	2.............   75 dpi
	3.............   37.5 dpi
	4.............   18.8 dpi
	5.............    9.4 dpi
	6.............    4.7 dpi
Compression ratio: 	25.27 to 1 
Compression time: 	00:02:00

Machine: 200MHZ Pentium running Windows NT4.0 with 64Mb of RAM

Image: 
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Original Dimensions:	7.51 x 5.32 inches
Resolution:		300 DPI

The original file was a scan of a black & white photo.

Copyright:
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Image copyright and courtesy of the Denver Public Library