Heiken, Grant.
An atlas of volcanic ash / Grant Heiken. - Washington : Smithsonian Institution Press, 1974. - iv, 101 p. ; 26 cm. - Smithsonian contributions to the earth sciences ; no. 12 .
73-13519
Volcanic ash, tuff, etc.
Atlases.
An atlas of volcanic ash / Grant Heiken. - Washington : Smithsonian Institution Press, 1974. - iv, 101 p. ; 26 cm. - Smithsonian contributions to the earth sciences ; no. 12 .
73-13519
Volcanic ash, tuff, etc.
Atlases.