5,220 items
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1928-04-18 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1932-05-29 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1932-05-29 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1922-09-01 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1927-06-23 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1927-06-23 |
| Subject | Cities, Towns, and Buildings |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1927-09-15 |
| Subject | Cities, Towns, and Buildings |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1927-07-25 |
| Subject | Topography |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date |
| Subject | Stratigraphy |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Bolles, William H. |
| Date | 1970-05 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Bolles, William H. |
| Date | 1970-05 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1926-08-27 |
| Subject | Environmental Geology |
|---|---|
| Creator | Geyer, Alan R. |
| Date | 1952 |
| Subject | Sedimentary Rocks |
|---|---|
| Creator | Moseley, John Reed |
| Subject | Mineral Resources-Coal |
|---|---|
| Creator | Moyer, Forrest Theodore, 1906- |
| Date | 1935-04 |
| Subject | Mineral Resources-Coal |
|---|---|
| Creator | Moyer, Forrest Theodore, 1906- |
| Date | 1935-04 |
| Subject | Stratigraphy |
|---|---|
| Creator | Schoeneck, P. S. |
| Date | Summer 1921 |
| Subject | Mineral Resources-Coal |
|---|---|
| Creator | Hickok, W. O. (William Orville), 1905- |
| Date | 1934-06-01 |
| Subject | Mineral Resources-Coal |
|---|---|
| Creator | Fraser, Thomas |
| Date | 1926 |
| Subject | Cities, Towns, and Buildings |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1931-06-03 |
| Subject | Stratigraphy |
|---|---|
| Creator | Johnson, Meredith E., 1897- |
| Date | 1924-08-30 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date |
| Subject | Glacial Geology |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1933-10-01 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Graeber, Charles Karsner, 1896- |
| Date | 1933-06-30 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Graeber, Charles Karsner, 1896- |
| Date |
| Subject | Stratigraphy |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Subject | Stratigraphy |
|---|---|
| Creator | Geyer, Alan R. |
| Date | 1968 |
| Subject | Mineral Resources-Coal |
|---|---|
| Creator | Graeber, Charles Karsner, 1896- |
| Date | 1934-08-22 |
| Subject | Structure-Folds |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1921-08-16 |
| Subject | Structure-Folds |
|---|---|
| Creator | Horich, Franklin J. W. |
| Date | 1921-10-30 |
| Subject | Structure-Folds |
|---|---|
| Creator | Johnson, Meredith E., 1897- |
| Date | 1921 |
| Subject | Structure-Faults |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1921 |
| Subject | Structure-Folds |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Subject | Structure-Folds |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1921-08-16 |
| Subject | Structure-Folds |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1921-07-01 |
| Subject | Structure-Folds |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Subject | Mineral Resources-Coal |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1931-07-01 |
| Subject | Stratigraphy |
|---|---|
| Creator | Willard, Bradford, 1894- |
| Date | 1932-06-18 |
| Subject | Stratigraphy |
|---|---|
| Creator | Willard, Bradford, 1894- |
| Date | 1932-06-18 |
| Subject | Structure |
|---|---|
| Creator | Root, Samuel I. |
| Date | 1972-09-21 |
| Subject | Surface Water |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1939-10 |
| Subject | Geomorphology |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1934-08 |
| Subject | Nonmetallic Mineral Resources |
|---|---|
| Creator | Johnson, Meredith E., 1897- |
| Date | 1926-05-21 |
| Subject | Glacial Geology |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1930-07-31 |
| Subject | Stratigraphy |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1924-08-15 |
| Subject | Topography |
|---|---|
| Creator | Stone, Ralph W. (Ralph Walter), 1876-1964 |
| Date | 1924-08-15 |
| Subject | Rivers and Streams |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1929-08-27 |
| Subject | Topography |
|---|---|
| Creator | Ashley, Geo. H. (George Hall), 1866-1951 |
| Date | 1930-08-02 |