TY  - BOOK
AU  -  Bolton,T.
TI  -  Geological maps : :  their solution and interpretation / 
SN  -  9780521367059 (pbk)
U1  -  550/.0223   22
PY  - 1989///
CY  -  Cambridge ; ,  New York : 
PB  -  Cambridge University Press, 
KW  -  Geology
KW  -  Maps
N1  -  Includes index
ER  -