2021-09-25 Ole Rømer
On Sept. 25, 1644, Danish astronomer Ole Rømer was born. He made the first quantitative measurements of the speed of light. He also invented the thermometer.
#ColorEludesMe #RussPetcoff #historyalive #sketching #Lamy #LamySafari #Arteza #StillmanAndBirn #watercolor
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Uploaded on September 25, 2021
2021-09-25 Ole Rømer
On Sept. 25, 1644, Danish astronomer Ole Rømer was born. He made the first quantitative measurements of the speed of light. He also invented the thermometer.
#ColorEludesMe #RussPetcoff #historyalive #sketching #Lamy #LamySafari #Arteza #StillmanAndBirn #watercolor
29
views
0
faves
0
comments
Uploaded on September 25, 2021