ENGINEERING GEOLOGICAL COMPOSITION AND BASIC PROPERTIES OF ROCKS, symbols for formations of geological processes, symbols for physical and mechanical properties of rocks, symbols for hydrological and hydrogeological phenomena, symbols for structural and tectonic features, exploration wells (1-17)
PREPARED ACCORDING TO THE DOCUMENTATION OF ENGINEERING AND GEOLOGICAL SURVEYS ON THE FIELD OF S. MACEDONIA IN THE PERIOD FROM 1965 - 1975.
otherRestrictions
nan