File:LOC_MI0086_QuincyMine_TIF_00027aS.png
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Original file (2,225 × 3,313 pixels, file size: 169 KB, MIME type: image/png)
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Summary
DescriptionLOC MI0086 QuincyMine TIF 00027aS.png |
From the w:Library of Congress w:HAER collection, diagram delineated by Eric M Hansen, 1978, as part of the HISTORIC AMERICAN ENGINEERING RECORD, HERITAGE CONSERVATION & RECREATION SERVICE, Image shows schematic unit operations process for extracting w:Copper w:Ore from poor rock, and is Drawing #27 from the w:Quincy Mine collection: http://memory.loc.gov/cgi-bin/query/r?ammem/hh:@FIELD(DOCID+@BAND(@lit(MI0086))) . Work of the US Government, in public domain. Converted from .TIF to .PNG, slightly cropped by uploader w:User:Lar and reduced to 1/2 original size. |
Source | Transferred from en.wikipedia to Commons by FastilyClone using MTC!. |
Author | The original uploader was Lar at Wikipedia. |
Licensing
This file comes from the Historic American Buildings Survey (HABS), Historic American Engineering Record (HAER) or Historic American Landscapes Survey (HALS). These are programs of the National Park Service established for the purpose of documenting historic places. Records consist of measured drawings, archival photographs, and written reports.
This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing. |
Public domainPublic domainfalsefalse |
This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information. |
Original upload log
Date/Time | Dimensions | User | Comment |
---|---|---|---|
2006-04-14 21:07:01 | 2225× 3313× | Ian13 | Lowering resolution - and attempting fix |
2006-04-14 19:42:06 | 4450× 6625× | Ian13 | Same as before - but the last version wasn't really a PNG - it was stored in TIF formatt still. |
2006-04-13 22:14:58 | 4450× 6625× | Lar | From the [[Library of Congress]] [[HAER]] collection, diagram delineated by Eric M Hansen, 1978, as part of the HISTORIC AMERICAN ENGINEERING RECORD, HERITAGE CONSERVATION & RECREATION SERVICE, Image shows schematic unit operations process for extracting |
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File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 11:52, 22 October 2016 | 2,225 × 3,313 (169 KB) | OgreBot | (BOT): Reverting to most recent version before archival | |
11:51, 22 October 2016 | 4,450 × 6,625 (464 KB) | OgreBot | (BOT): Uploading old version of file from en.wikipedia; originally uploaded on 2006-04-14 19:42:06 by Ian13 | ||
11:51, 22 October 2016 | 4,450 × 6,625 (486 KB) | OgreBot | (BOT): Uploading old version of file from en.wikipedia; originally uploaded on 2006-04-13 22:14:58 by Lar | ||
05:32, 21 October 2016 | 2,225 × 3,313 (169 KB) | FastilyClone | Transferred from en.wikipedia (MTC!) |
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Horizontal resolution | 157 dpc |
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Vertical resolution | 157 dpc |
File change date and time | 21:06, 14 April 2006 |