Social visit to Cornwall

Last weekend we visited Ian in Cardiff then on Saturday I travelled on to Cornwall, stayed one night then back home via Cardiff.

Here is my location history ;

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In Cornwall a few of us visited a mine shaft, tossed a few rocks down. About 4 seconds to the water. So given that 0.5 x gravity x time squared, it’s about 76m deep.

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 And also talked about putting an electric speedo onto the land rover to run via the Arduino.

Testing it on the lath;

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