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shzhdbi09gv8ioi
11 months ago
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Zoomable, translated version of the 15th century M...
In the baltic sea, the text translation reads "This sea is not navigated with map and compass but with a sounding-lead; and throughout here there are many inhabited islands"
I wonder what a sounding-lead might be?
dzhiurgis
11 months ago
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https://en.wikipedia.org/wiki/Depth_sounding
shzhdbi09gv8ioi
11 months ago
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Cool, thanks!
rzmmm
11 months ago
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Maybe gauging the depth of the water with a lead weight.
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I wonder what a sounding-lead might be?