Today's Artifact

material-measurement

1건의 항목

  • 2026년 7월 26일

    #198 · 바닥을 묻혀 오는 측심추

    • sounding-lead
    • lead-line
    • hydrographic-survey
    • seabed-sample
    • navigation
    • contact-evidence
    • maritime-history
    • material-measurement

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