Completion of the telephone network teleselettiva

90 £. - Lines and disk phone - Red and blue - Stamp Perforation 14 × 14 ¼ b - Watermark stars IV - Intaglio printing - Printed from IPS Workshop cards values ​​- Sheets 40 - Size 40 × 30 (mm) - Drawing S. Teglia - Circulation 8.000.000.