Image:Hubble mirror polishing PDF extract.jpg

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Description

Polishing of Hubble's primary mirror begins, May 1979, from http://history.msfc.nasa.gov/book/chpttwelve.pdf, losslessly extracted using pdfimage.

Source

Originally from en.wikipedia; description page is/was here.

Date

May 1979

Author

Original uploader was Worldtraveller at en.wikipedia Later versions were uploaded by Pabouk at en.wikipedia.

Permission
(Reusing this image)

PD-LAYOUT; PD-USGOV-NASA.

Other versions Image:Hubble mirror polishing.jpg

[edit] License information

Public domain
This file is in the public domain because it was created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (NASA copyright policy page or JPL Image Use Policy).

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[edit] Original upload log

(All user names refer to en.wikipedia)

  • 2007-05-20 16:24 Pabouk 256×194×8 (35776 bytes) Polishing of Hubble's primary mirror begins, May 1979, From http://history.msfc.nasa.gov/book/chpttwelve.pdf, losslessly extracted using [http://www.foolabs.com/xpdf/ pdfimage]. {{move to commons}}} {{PD-USGov-NASA}}
  • 2005-06-04 23:26 Worldtraveller 439×324×8 (37213 bytes) Polishing of Hubble's primary mirror begins, May 1979. From http://history.msfc.nasa.gov/book/chpttwelve.pdf {{PD-USGov-NASA}}

File history

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Date/TimeDimensionsUserComment
current07:43, 2 September 2007256×194 (35 KB)Webaware ({{Information |Description=Polishing of Hubble's primary mirror begins, May 1979, from http://history.msfc.nasa.gov/book/chpttwelve.pdf, losslessly extracted using [http://www.foolabs.com/xpdf/ pdfimage]. |Source=Originally from [http://en.wikipedia.org e)
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