File:Astromical pendulum clock.JPG

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Description
English: Astronomical pendulum clock from 1760s-1780s made by John Hyacinth de Magellan preserved in Helsinki observatory western rotunda.
Suomi: John Hyacinth de Magellanin tekemä astronominen heilurikello 1760-1780-luvulta museoituna Helsingin observatorion länsirotundassa.
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Author MKFI
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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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inception

1 December 2012

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0.01666666666666666666 second

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15 millimetre

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Date/TimeThumbnailDimensionsUserComment
current20:22, 4 January 2013Thumbnail for version as of 20:22, 4 January 20133,456 × 5,184 (11.21 MB)MKFI{{Information |Description ={{en|1=Astronomical pendulum clock from 1760s-1780s made by John Hyacinth de Magellan preserved in Helsinki observatory western rotunda.}} {{fi|1=John Hyacinth de Magellanin tekemä astronominen heilurikello 1760-1780-luv...
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