biblio toscana

Titolo: Roc Maquina

Comprende:
The natural stone sector in the United States
Observations on the stone industry in Israel 1994-1995
Source and origin of the term Petit Granit
Some clarifications on the interpretation of the natural stone friction wear test
Automatic drilling with sintered core drills
Polishing of stone
Mining in Cordoba (Argentine Republic)
Strategic plan for the stone sector with the support of the GD III the European Commission