TY  - BOOK
AU  - Greg R P
AU  -  Lettsom W G
TI  - Manual of the mineralogy of Great Britain and Ireland
U1  - H1.3g, L7 
PY  - 1977///
CY  - Broadstairs
PB  - Lapidary Publications        
KW  -  Mineralogy
KW  - Geology
ER  -