File:Ancient Beijing observatory 05.jpg

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    Description instrument in Beijing Ancient Observatory
    Date
    Source Own work
    Author user:kallgan
    Permission
    (Reusing this file)
    Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
    In some countries this may not be legally possible; if so:
    I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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    inception

    16 May 2006

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    checksum

    d509493aded7c0cbdaa726cbf92608bdb927bf05

    determination method or standard: SHA-1

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    381,503 byte

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    800 pixel

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    Date/TimeThumbnailDimensionsUserComment
    current16:37, 10 December 2017Thumbnail for version as of 16:37, 10 December 2017600 × 800 (373 KB)wikimediacommons>Aubry GérardEclaircissement rapide du gnomon.

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