1
Published 1977
American Chemical Society

2
Published 1974
American Chemical Society
Subjects: ...Terra-cotta figurines, Ancient / Mexico / Analysis...

3
Published 1984
American Chemical Society
Subjects: ...Majolica / Mexico / Analysis...

4
Published 1989
American Chemical Society
Subjects: ...Amber / Mexico / Analysis...

5
Published 1980
American Chemical Society
Subjects: ...Gulf of Mexico...

6
Published 1985
American Chemical Society
Subjects: ...California, Gulf of (Mexico)...