TY  - BOOK
AU  - Martin,G.C.
AU  - Katz,Frank J.
TI  - Geology and coal fields of the lower Matanuska valley, Alaska,
T2  - United States. Geological survey. Bulletin 500
AV  - QE75 .B9 no. 500
PY  - 1912///
CY  - Washington
PB  - Govt. print. off.
KW  - Geology
KW  - Alaska
KW  - Matanuska valley
KW  - Coal mines and mining
N1  - All maps but one in pocket on back-cover
ER  -