1958. Chen, Wei and Levinson, David M. High-quality GIS land use maps for the Twin Cities Metropolitan Area for 1958 that were developed from paper maps (no GIS version existed previousl...
Search Results
1968. Levinson, David M. and Chen, Wei. High-quality GIS land use maps for the Twin Cities Metropolitan Area for 1968 that were developed from paper maps (no GIS version existed previousl...
1978. Levinson, David M. and Chen, Wei. High-quality GIS land use maps for the Twin Cities Metropolitan Area for 1978 that were developed from paper maps (no GIS version existed previousl...
1920. Chen, Wei and Levinson, David M. Illustrates the development of the highway network in the Twin Cities metropolitan region. GIS maps of the state highway network were created for 1...