(Q4743887)
Statements
1948
2 references
14 November 2018
American Geological Institute
22 June 2021
American Geosciences Institute (English)
1 October 2011
2 references
American Geological Institute
22 June 2021
American Geological Institute (English)
1948
1 October 2011
2 references
American Geological Institute
22 June 2021
AGI (English)
3 references
American Geological Institute
22 June 2021
2 references
grid.297051.8
2 references
grid.297051.8
38°50'11"N, 77°6'9"W
1 reference
38°50'11"N, 77°6'9"W
3 references
4220 King St, Alexandria, VA 22302 (English)
3 references
1 reference
grid.297051.8
3 references
31,000±99
22 March 2023
1 reference
22 March 2023
31,500±99
1 April 2024
1 reference
1 April 2024
Identifiers
1 reference
1 reference
American Geosciences Institute
1 reference
American Geological Institute
2 references
1 reference
1 reference
1 reference
grid.297051.8
1 reference
52-0786946
3 references
1 reference
22 June 2021
1 reference
1 reference
22 June 2021
1 reference
22 June 2021
1 reference
16 November 2012
American Geosciences Institute
29,000
11,494,014
22 June 2021
2 references