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The Rhynland rood (Rijnlandse roede) was a standard Dutch measurement.It was changed in 1859 to the "Cape Foot" due to a drift in standards. 1 Rhynland foot (Rijnlandse voet) = 12 Rhynland inches (Rijnlandse duim) = 1.030 English feet.
A German geographic mile (geographische Meile) is defined as 1 ⁄ 15 equatorial degrees, equal to 7,420.54 m (24,345.6 ft). A common German mile, land mile, or post mile (Gemeine deutsche Meile, Landmeile, Postmeile) was defined in various ways at different places and different times.
During the 1960s, some experimental races were run over a distance of 100 metres using hurdles with a height of 30 inches (76.2 cm). During the 1968 Summer Olympics , a decision was made to introduce the 100 m hurdles from 1969, using hurdles with a height of 33 inches (83.8 cm).