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Existing Vegetation: Ecological Study for the Twin-Cities Metropolitan Area

1968.

Gas Mains: Ecological Study for the Twin-Cities Metropolitan Area

1969.

Generalized Urban Development: Ecological Study for the Twin-Cities Metropolitan Area

1970.

Holding Areas: Ecological Study for the Twin-Cities Metropolitan Area

1969.

Hydrology: Ecological Study for the Twin-Cities Metropolitan Area

1968. 1:62,500.

Industrial Parks / Airports: Ecological Study for the Twin-Cities Metropolitan Area

1969.

Major Commercial Construction 1968-1970: Ecological Study for the Twin-Cities Metropolitan Area

1971-05.

Major Retail Facilities: Ecological Study for the Twin-Cities Metropolitan Area

1969.

Municipal Building Permits: Ecological Study for the Twin-Cities Metropolitan Area

1970.

Physiography: Ecological Study for the Twin-Cities Metropolitan Area

1968. 1:62,500.

Projects with Possible Metropolitan Significance: Ecological Study for the Twin-Cities Metropolitan Area

1973.

Proposed Regional Recreation Resources: Ecological Study for the Twin-Cities Metropolitan Area

1969.

Protection: Ecological Study for the Twin-Cities Metropolitan Area

1969.

Recreation Open Space Existing: Ecological Study for the Twin-Cities Metropolitan Area

1969.

Slope: Ecological Study for the Twin-Cities Metropolitan Area

1968. 1:62,500.

Slopes - Generalized: Ecological Study for the Twin-Cities Metropolitan Area

1968.

Soils-Generalized: Ecological Study for the Twin-Cities Metropolitan Area

1968. 1:62,500.

Spread city: Ecological Study for the Twin-Cities Metropolitan Area

approximately 1970.

Surficial Geology: Ecological Study for the Twin-Cities Metropolitan Area

1968. 1:62,500.

Title Page: Ecological Study for the Twin-Cities Metropolitan Area

1968. Title page.