#MuseumsUnlocked science: a #Roman portable sundial (found in Bratislava). This is a rare surviving examples of a portable device (most were large & fixed in place); to help the user calibrate it, the latitudes of 30 different Roman provinces were inscribed on the back. pic.twitter.com/kipadqDaYQ
— Dr Jo Ball (@DrJEBall) June 16, 2020
Wednesday, July 8, 2020
I see wonderful things
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