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Second Phase of GIS (jan 1, 1973 – jan 1, 1981)

Description:

Standardization of data collection and methodologies.
(Coppock and Rhind, 1991)

Added to timeline:

GIS_TIMELINE

BySait
22 Sep 2017
0
0
948

Date:

jan 1, 1973
jan 1, 1981
~ 8 years
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