catch22@programming.dev to What is this thing?@lemmy.worldEnglish · edit-22 months ago[Solved] Anyone know what this is? They are embedded in the sidewalks around the cityprogramming.devexternal-linkmessage-square22fedilinkarrow-up17arrow-down11file-text
arrow-up16arrow-down1external-link[Solved] Anyone know what this is? They are embedded in the sidewalks around the cityprogramming.devcatch22@programming.dev to What is this thing?@lemmy.worldEnglish · edit-22 months agomessage-square22fedilinkfile-text
minus-squareespentan@lemmy.worldlinkfedilinkEnglisharrow-up1·2 months agoSurvey marker, used by surveyors to calibrate equipment. So I’ve been told, anyway.
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Survey marker, used by surveyors to calibrate equipment. So I’ve been told, anyway.