TY  - BOOK
AU  - Williams, Alwyn
TI  - The barr and lower ardmillan series (caradoc) of the girvin distrrict, South West ayrshire with descriptions of the brachiopoda
U1  - 560.942 
PY  - 1962///
CY  - London
PB  - Geological Society
KW  - Paleontology
ER  -