Ortophotocarta Enna 1999

Orthophotopaper of the Enna Province on the 1:10,000 scale represented in Gauss-Boaga’s compliant projection. A section represents the sixteenth part of a sheet of the IGM series 1:50,000本数据集为采用符合高斯-博阿（Gauss-Boaga）投影的1:10000比例尺恩纳省正射影像纸质地图，其单幅分幅为IGM 1:50000比例尺系列图幅的十六分之一。