TY  - BOOK
AU  - Larsen, Esper S
TI  - The Microscopic determination of the nonopaque minerals
PY  - 1934///
CY  - Government Printing house
PB  - Washington
UR  - http://14.139.222.13:80/cgi-bin/koha/opac-detail.pl?biblionumber=3030
ER  -