Marydale, Kentucky

Matched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.

• 1914 USGS West Cincinnati quadrangle1:62500, 4 printings
• 1950 USGS Covington quadrangle1:24000
• 1953 USGS Cincinnati quadrangle1:250000, 3 printings
• 1955 USGS Covington quadrangle1:24000
• 1957 USGS Cincinnati quadrangle1:250000
• 1961 USGS Covington quadrangle1:24000, 3 printings
• 1981 USGS Covington quadrangle1:24000, 2 printings
• 1986 USGS Cincinnati quadrangle1:100000, 3 printings

Regional context, not property-specific evidence. The federal mineral resources record lists 5 workings within 5 miles of Marydale: 3 past producers, 2 producers. 2 still produce. What was taken out: Salt, Stone, Crushed/Broken, Sand and Gravel, Construction. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

Every working recorded in Boone County

The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.

This settlement is recorded in the Geographic Names Information System as feature 508551. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.

Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.