TY  - BOOK
AU  - Merrill,George Perkins
TI  - The non -metallic minerals: their occurrence and uses 
U1  - 154 
PY  - 1905///
CY  - New York
PB  - John Wiley and sons
KW  - Ibn Khallikans
KW  - Biographical
KW  - Dictionaries
N1  - Includes bibl, London, Chapman and Hall
ER  -