TY  - ADVS
AU  - Ordnance Survey
TI  - Snowdonia: Cadair Idris area
T2  - Outdoor leisure map 23
SN  - 0319260232
U1  - 912.429 ORD 
PY  - 1993///
PB  - Ordnance Survey
N1  - Scale 1:25000
ER  -