Printed from: sirio.rm.astro.it (February 2005; web site of Campo Imperatore Observatory). - Report number from the web site. - On the title page: Campo Imperatore site technical report 2 January 1997Consiglio Nazionale delle Ricerche - Biblioteca Centrale - P.le Aldo Moro, 7 , Rome / CNR - Consiglio Nazionale delle RichercheSIGLEITItal