The UW Foucault Pendulum photo in davidballromney's places channel on Share on Ovi

davidballromney's places channel

davidballromney.places

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approximately 15 meters from the top of the dome culminating in a 235 pound hollow brass plumb-bob, oscillating @ 7.8 seconds...

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media ID	davidballromney 10193
original	2816 x 2112 IMG_0278.JPG (2.4 mb)