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File:Copper ore concentrator undergoing construction. Mill building. 2 c. 1971.jpg

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Summary

Description
English: Ore mill Panguna, Boungainville mine under construction. c. 1971
Date
Source Scan of 35mm slides
Author Robert Owen Winkler

Licensing

Public domain
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inception

1 January 1971

exposure time

0.01666666666666666666 second

focal length

6.47 millimetre

media type

image/jpeg

checksum

8e5d4cc21f1346689df5b079034f343bf0555f86

determination method or standard: SHA-1

data size

1,749,540 byte

height

2,423 pixel

width

3,521 pixel

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current20:05, 1 December 20163,521 × 2,423 (1.67 MB)Jim1138User created page with UploadWizard

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