Show s stake first ti timepiece e mun man early learned to in ensure time from midday the meridian noon ilio ali time when the shadow was the lie short est cst today f aven ven us as it wat wa t otlien lien tn earth was wab yi ui 7 niini lilai measures nea time by menns means of a straight slit baake stuck into the ground to spi ve as a zun sun dial from earliest earli list pst days when parties were traveling in relays the advancing party would drive a stake into tile the ground around and mark the position of the sun in the dust so that the following party could determine how far the ehe vanguard was waa ahead |