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State Library of Iowa

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Area man solves erosion problem.

Area man solves erosion problem.

Area man solves erosion problem.

Tags: Eldora - IA, Erosion Control

Iowa State Teacher's College visits Pine Lake.

Iowa State Teacher's College visits Pine Lake.

Iowa State Teacher's College visits Pine Lake.

Tags: Iowa State Teacher's College

Tour of Pine Lake Watershed.

Tour of Pine Lake Watershed.

Tour of Pine Lake Watershed.

Tags: Pine Lake Watershed

State recommends enlarging Upper Pine Lake.

State recommends enlarging Upper Pine Lake.

State recommends enlarging Upper Pine Lake.

Tags: Pine Lake Watershed

Proclamation of Soil and Conservation week.

Proclamation of Soil and Conservation week.

Proclamation of Soil and Conservation week.

Tags: Hardin County - IA, Soil Conservation Week

Conservation practices increase in 1958.

Conservation practices increase in 1958.

Conservation practices increase in 1958.

Tags: Soil Conservation

Route for soil conservation tour - hand drawn.

Route for soil conservation tour - hand drawn.

Route for soil conservation tour in Hardin county - hand drawn.

Tags: Hardin County - IA, Map

Route for soil conservation tour.

Route for soil conservation tour.

Route for soil conservation tour.

Tags: Hardin County - IA, Map

Tour Pine Lake Watershed.

Tour Pine Lake Watershed.

DIY tour of Pine Lake Watershed.

Tags: Hardin County - IA, Pine Lake Watershed, Soil Conservation

Soil Stewardship Week observed.

Soil Stewardship Week observed.

Soil Stewardship week observed.

Tags: Hardin County - IA, Soil Conservation