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18th century instrument designed to measure the blueness of the sky called a Cyanometer

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The Cyanometer Is a 225-Year-Old Tool for Measuring the Blueness of the Sky

thisiscolossal.com

Restaurant Citroen | Citroën Garage | Stadionplein Amsterdam (flamingo pink Friso Kramer Revolt chairs)

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petitepassport.com

i simply like pictures from all sorts of things.the pictures i blog here are not mine. i found them here on tumblr or all over the internet. if you see your picture here and it is not linked to you or you want to be credited, please contact me =)>

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flickr.com