TY  - BOOK
AU  - Andrews, Henry  N
TI  - Plant piddles in  the rocks :  their contribution to evolutionary studies
T2  -  Sir Albert Charles Seward memorial lecture, 8 
U1  - 561 
PY  - 1964///
CY  - Lucknow. 
PB  - Birbal Sahni Institute of Palaeobotany.
ER  -