Clinton County Iowa Usgs Topographic Maps On Cds -

: Today, you no longer need a CD drive. You can download georeferenced files for Clinton County for free via tools like USGS topoView .

In the mid-1990s, the USGS began creating —scanned, georeferenced versions of their famous paper topographic maps. These digital files included all the original map "collar" information, such as legend data and scale bars. For a place like Clinton County, these CDs allowed users to see historical 1953 or 1967 quadrangles on their early home computers for the first time. 2. Commercial "Topo!" Software clinton county iowa usgs topographic maps on cds

Based on maps produced by the U.S. Geological Survey. Includes full-state coverage for California. GPS ready. topoView | USGS - National Geologic Map Database : Today, you no longer need a CD drive