Canlyniadau Chwilio

1

Aerial photographs in geologic interpretation and mapping.

gan Ray, Richard G. (Richard Godfrey), 1920-
Cyhoeddwyd 1960

Government Document Llyfr

2

Bedrock geology of the Coatesville quadrangle, Chester County, Pennsylvania /

gan Blackmer, Gale C. (Gale Corless)
Cyhoeddwyd 2004

Government Document Llyfr

3

Bedrock geologic map, coal-resource maps, and digital datasets of part of the Windber quadrangle, Somerset county, Pennsylvania /

gan Shaulis, James R.
Cyhoeddwyd 2007

Government Document Llyfr

4

Bedrock geologic map, coal-resource maps, and digital datasets of the Kersey quadrangle, Elk and Clearfield counties, Pennsylvania /

gan Dodge, Clifford H.
Cyhoeddwyd 2005

Government Document Llyfr

5

Bedrock geologic map, coal-resource maps, and digital datasets of the Brandy Camp quadrangle, Elk, Jefferson, and Clearfield counties, Pennsylvania /

gan Dodge, Clifford H.
Cyhoeddwyd 2004

Government Document Llyfr

6

Report of a geological survey of Wisconsin, Iowa, and Minnesota : and incidentally of a portion of Nebraska Territory /

gan Owen, David Dale, 1807-1860, Leidy, Joseph, 1823-1891, Norwood, J. G. (Joseph Granville), 1807-1895, Parry, C. C. (Charles Christopher), 1823-1890, Pratten, Henry, Shumard, B. F. (Benjamin Franklin), 1820-1869, Whittlesey, Charles, 1808-1886
Cyhoeddwyd 1852

Government Document Llyfr

7

Subsurface geology : petroleum, mining, construction /

Cyhoeddwyd 1977

Government Document Llyfr

8

Precambrian geology and mineral resources of the Brier Hill quadrangle, New York.

gan Dietrich, R. V. (Richard Vincent), 1924-2020
Cyhoeddwyd 1957

Government Document Llyfr

9

The Lower Siluric shales of the Mohawk valley,

gan Ruedemann, Rudolf, 1864-1956
Cyhoeddwyd 1912

Government Document Llyfr

10

The magnetite iron deposits of southeastern New York,

gan Colony, Roy Jed, 1870-1936
Cyhoeddwyd 1923

Government Document Llyfr

11

Geology of the Berne quadrangle,

gan Goldring, Winifred, 1888-1971
Cyhoeddwyd 1935

Government Document Llyfr

12

Geology and mineral resources of the Skaneateles quadrangle,

gan Smith, Burnett, 1877-
Cyhoeddwyd 1935

Government Document Llyfr

13

Geology of the Santa Clara quadrangle, New York,

gan Buddington, A. F. (Arthur Francis), 1890-1980
Cyhoeddwyd 1937

Government Document Llyfr

14

A Geological basis for the exploration of the planets /

Cyhoeddwyd 1976

Government Document Llyfr

15

Mines and mineral resources of Monterey County, California /

gan Hart, Earl W.
Cyhoeddwyd 1966

Government Document Llyfr

16

The Precambrian rocks of the Canton quadrangle /

gan Martin, James Cook, 1887-
Cyhoeddwyd 1916

Government Document Llyfr

17

Geologic map of the Rochester and Ontario beach quadrangles /

gan Hartnagel, C. A. (Chris Andrew), 1874-
Cyhoeddwyd 1907

Government Document Llyfr

18

Geology of the Newcomb quadrangle,

gan Balk, Robert, 1899-1955
Cyhoeddwyd 1932

Government Document Llyfr

19

Glacial geology and geographic conditions of the Lower Mohawk Valley : a survey of the Amsterdam, Fonda, Gloversville and Broadalbin Quadrangles /

gan Brigham, Albert Perry, 1855-1932
Cyhoeddwyd 1929

Government Document Llyfr

20

The geology of Lycoming and Sullivan counties /

gan Sherwood, Andrew, 1848-1933
Cyhoeddwyd 1880

Government Document Llyfr

Manylu'r Chwiliad