Soil Survey of Trumbull County, Ohio
| Author | : George Nelson Coffey |
| Publisher | : |
| Total Pages | : 66 |
| Release | : 1916 |
| Genre | : Soil surveys |
| ISBN | : |
Soil Survey Mahoning County Ohio
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Soil Survey, Mahoning County, Ohio
| Author | : United States. Soil Conservation Service |
| Publisher | : |
| Total Pages | : 218 |
| Release | : 1971 |
| Genre | : Soil surveys |
| ISBN | : |
Soil Surveys and Their Uses
| Author | : United States. Soil Conservation Service |
| Publisher | : |
| Total Pages | : 238 |
| Release | : 1976 |
| Genre | : Correspondence schools and courses |
| ISBN | : |
The course is designed to help the non-soil scientist make maximum use of soil surveys by increasing his knowledge of the objectives, techniques, and policies through which soil surveys are made.
Field Operations of the Division of Soils
| Author | : United States. Bureau of Soils |
| Publisher | : |
| Total Pages | : 2760 |
| Release | : 1917 |
| Genre | : Soil surveys |
| ISBN | : |
Annual Report
| Author | : United States. Government Printing Office |
| Publisher | : |
| Total Pages | : 596 |
| Release | : 1920 |
| Genre | : Government publications |
| ISBN | : |
