TY  - BOOK
AU  - Martin,G.C.
TI  - Preliminary report on petroleum in Alaska,
T2  - United States. Geological survey. Bulletin 719
AV  - QE75 .B9 no. 719
PY  - 1921///
CY  - Washington
PB  - Govt. print. off.
KW  - Petroleum
KW  - Alaska
N1  - Four maps in pocket; Bibliography: p. 75-80
ER  -