Geological survey of Great Britain, Scotland. (Drift thickness map [of the Edinburgh area.] Scale 1:10,560 /
Sissons, J. B.(John Brian)
Rhind, O. W.
SYMAP.
[London] : Institute of Geological Sciences,
1973.
The SYMAP program was used in the production of the basic map.
Transparent overlays to be used in conjunction with Geological Survey maps NT 27 NW, NE, SE.