Absolute gravity measurement apparatus, developed in 1976 at the Earthquake Research Insitute, Japan - of Nature and Science, Tokyo - DSC07819.
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Photo credit: © Auk Archive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: (april, 25, aemilius, archival, archive, church, collection, historic, historical, history, jarvis, langton, reference, reportage, thomas