Galle sheet
Hapuarachchi, D. J. A.
Galle sheet geological map (advance copy) and explanation of the geology [Text] Ceylon. The Geological Survey Department - Colombo Geological Survey Departement 1969 - 44 p.: folded maps 34 cm. - Ceylon Geological Survey .
Earth Sciences
555.C / CEY
Galle sheet geological map (advance copy) and explanation of the geology [Text] Ceylon. The Geological Survey Department - Colombo Geological Survey Departement 1969 - 44 p.: folded maps 34 cm. - Ceylon Geological Survey .
Earth Sciences
555.C / CEY