Ockham’s Gallery
 The first American radar (and other spy stuff)
By Ockham
Raters 6
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 Tribute to WPA in Oklahoma
By Ockham
Raters 7
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 Zenith
By Ockham
Raters 8
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 Maragha observatory
By Ockham
Raters 5
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 1950 computers
By Ockham
Raters 4
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 Tycho Brahe's star castle
By Ockham
Raters 3
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 When science was entertaining
By Ockham
Raters 5
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 Salute to Leeds and Northrup
By Ockham
Raters 3
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 Acoustics lab
By Ockham
Raters 7
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 Three follies that aided science
By Ockham
Raters 3
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 Hail cannons and foghorns
By Ockham
Raters 4
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 Mont-gros observatory
By Ockham
Raters 6
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 Tardigrades
By Ockham
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 Ancestral Clocks part 2, leftovers.
By Ockham
Raters 5
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 Marconi at South Foreland
By Ockham
Raters 2
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