TY  - BOOK
AU  - Guennel,Gottfried Kurt
TI  - Miospore analysis of the Pottsville coals of Indiana
T2  - Indiana. Geological Survey. Bulletin
AV  - QE109 .A32 no. 13
U1  - 561.13097724 
PY  - 1958///
CY  - Bloomington
KW  - Coal
KW  - Indiana
KW  - Plant spores
KW  - Paleobotany
KW  - Carboniferous
N1  - Bibliography: p.87-89
ER  -