Image:LOC MI0086 QuincyMine TIF 00027a.png

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[edit] Summary

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 Copper Ore from poor rock, and is Drawing #27 from the 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.

[edit] Licensing

This work is in the public domain in the United States because it is a work of the United States Federal Government under the terms of Title 17, Chapter 1, Section 105 of the US Code. See Copyright.

Note: This only applies to works of the Federal Government and not to the work of any individual US state, territory, commonwealth, county, subdivision, or municipality.

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(del) (cur) 21:50, 13 April 2006 . . Lar (Talk | contribs) . . 9632×14456 (1,493,290 bytes) (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 )